diff --git a/packages/babel-compat-data/data/plugins.json b/packages/babel-compat-data/data/plugins.json
index 90f8b38e85..06ce685acc 100644
--- a/packages/babel-compat-data/data/plugins.json
+++ b/packages/babel-compat-data/data/plugins.json
@@ -98,6 +98,7 @@
     "chrome": "62",
     "opera": "49",
     "edge": "79",
+    "firefox": "78",
     "safari": "11.1",
     "node": "8.10",
     "ios": "11.3",
@@ -108,6 +109,7 @@
     "chrome": "64",
     "opera": "51",
     "edge": "79",
+    "firefox": "78",
     "safari": "11.1",
     "node": "10",
     "ios": "11.3",
@@ -279,6 +281,17 @@
     "samsung": "5",
     "electron": "0.37"
   },
+  "transform-unicode-escapes": {
+    "chrome": "44",
+    "opera": "31",
+    "edge": "12",
+    "firefox": "53",
+    "safari": "9",
+    "node": "4",
+    "ios": "9",
+    "samsung": "4",
+    "electron": "0.30"
+  },
   "transform-unicode-regex": {
     "chrome": "50",
     "opera": "37",
diff --git a/packages/babel-compat-data/scripts/data/plugin-features.js b/packages/babel-compat-data/scripts/data/plugin-features.js
index a168da1847..b780251b08 100644
--- a/packages/babel-compat-data/scripts/data/plugin-features.js
+++ b/packages/babel-compat-data/scripts/data/plugin-features.js
@@ -62,6 +62,7 @@ const es2015 = {
       'RegExp "y" and "u" flags / "y" flag',
     ],
   },
+  "transform-unicode-escapes": "Unicode code point escapes",
   "transform-unicode-regex": {
     features: [
       'RegExp "y" and "u" flags / "u" flag, case folding',
diff --git a/packages/babel-compat-data/scripts/download-compat-table.sh b/packages/babel-compat-data/scripts/download-compat-table.sh
index 394fe1ed4e..bf8de67768 100755
--- a/packages/babel-compat-data/scripts/download-compat-table.sh
+++ b/packages/babel-compat-data/scripts/download-compat-table.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 set -e
 
-COMPAT_TABLE_COMMIT=9e07df3875d8416af85cf523716519e9dd1e5e44
+COMPAT_TABLE_COMMIT=50e5424d113869b08911a5df956d0e931722e5b5
 GIT_HEAD=build/compat-table/.git/HEAD
 
 if [ -d "build/compat-table" ]; then
diff --git a/packages/babel-plugin-transform-template-literals/test/fixtures/default/tag-with-unicode-escapes/input.js b/packages/babel-plugin-transform-template-literals/test/fixtures/default/tag-with-unicode-escapes/input.js
new file mode 100644
index 0000000000..d705d76c35
--- /dev/null
+++ b/packages/babel-plugin-transform-template-literals/test/fixtures/default/tag-with-unicode-escapes/input.js
@@ -0,0 +1 @@
+var foo = bar`\u0061\u{0061}\ud835\udc9c\u{1d49c}`;
diff --git a/packages/babel-plugin-transform-template-literals/test/fixtures/default/tag-with-unicode-escapes/output.js b/packages/babel-plugin-transform-template-literals/test/fixtures/default/tag-with-unicode-escapes/output.js
new file mode 100644
index 0000000000..81e26c19e1
--- /dev/null
+++ b/packages/babel-plugin-transform-template-literals/test/fixtures/default/tag-with-unicode-escapes/output.js
@@ -0,0 +1,13 @@
+function _templateObject() {
+  const data = _taggedTemplateLiteral(["aa\uD835\uDC9C\uD835\uDC9C"], ["\\u0061\\u{0061}\\ud835\\udc9c\\u{1d49c}"]);
+
+  _templateObject = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _taggedTemplateLiteral(strings, raw) { if (!raw) { raw = strings.slice(0); } return Object.freeze(Object.defineProperties(strings, { raw: { value: Object.freeze(raw) } })); }
+
+var foo = bar(_templateObject());
diff --git a/packages/babel-plugin-transform-unicode-escapes/.npmignore b/packages/babel-plugin-transform-unicode-escapes/.npmignore
new file mode 100644
index 0000000000..f980694583
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/.npmignore
@@ -0,0 +1,3 @@
+src
+test
+*.log
diff --git a/packages/babel-plugin-transform-unicode-escapes/README.md b/packages/babel-plugin-transform-unicode-escapes/README.md
new file mode 100644
index 0000000000..7b8401621b
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/README.md
@@ -0,0 +1,19 @@
+# @babel/plugin-transform-unicode-escapes
+
+> Compile ES2015 Unicode escapes to ES5
+
+See our website [@babel/plugin-transform-unicode-escapes](https://babeljs.io/docs/en/next/babel-plugin-transform-unicode-escapes.html) for more information.
+
+## Install
+
+Using npm:
+
+```sh
+npm install --save-dev @babel/plugin-transform-unicode-escapes
+```
+
+or using yarn:
+
+```sh
+yarn add @babel/plugin-transform-unicode-escapes --dev
+```
diff --git a/packages/babel-plugin-transform-unicode-escapes/package.json b/packages/babel-plugin-transform-unicode-escapes/package.json
new file mode 100644
index 0000000000..95ffcb5707
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/package.json
@@ -0,0 +1,24 @@
+{
+  "name": "@babel/plugin-transform-unicode-escapes",
+  "version": "7.8.3",
+  "description": "Compile ES2015 Unicode escapes to ES5",
+  "repository": "https://github.com/babel/babel/tree/master/packages/babel-plugin-transform-unicode-escapes",
+  "license": "MIT",
+  "publishConfig": {
+    "access": "public"
+  },
+  "main": "lib/index.js",
+  "keywords": [
+    "babel-plugin"
+  ],
+  "dependencies": {
+    "@babel/helper-plugin-utils": "^7.8.3"
+  },
+  "peerDependencies": {
+    "@babel/core": "^7.0.0-0"
+  },
+  "devDependencies": {
+    "@babel/core": "^7.8.3",
+    "@babel/helper-plugin-test-runner": "^7.8.3"
+  }
+}
diff --git a/packages/babel-plugin-transform-unicode-escapes/src/index.js b/packages/babel-plugin-transform-unicode-escapes/src/index.js
new file mode 100644
index 0000000000..bfb38422aa
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/src/index.js
@@ -0,0 +1,107 @@
+import { declare } from "@babel/helper-plugin-utils";
+import { types as t } from "@babel/core";
+
+export default declare(api => {
+  api.assertVersion(7);
+
+  const surrogate = /[\ud800-\udfff]/g;
+  const unicodeEscape = /(\\+)u\{([0-9a-fA-F]+)\}/g;
+
+  function escape(code) {
+    let str = code.toString(16);
+    // Sigh, node 6 doesn't have padStart
+    // TODO: Remove in Babel 8, when we drop node 6.
+    while (str.length < 4) str = "0" + str;
+    return "\\u" + str;
+  }
+
+  function replacer(match, backslashes, code) {
+    if (backslashes.length % 2 === 0) {
+      return match;
+    }
+
+    const char = String.fromCodePoint(parseInt(code, 16));
+    const escaped = backslashes.slice(0, -1) + escape(char.charCodeAt(0));
+
+    return char.length === 1 ? escaped : escaped + escape(char.charCodeAt(1));
+  }
+
+  function replaceUnicodeEscapes(str) {
+    return str.replace(unicodeEscape, replacer);
+  }
+
+  function getUnicodeEscape(str) {
+    let match;
+    while ((match = unicodeEscape.exec(str))) {
+      if (match[1].length % 2 === 0) continue;
+      unicodeEscape.lastIndex = 0;
+      return match[0];
+    }
+    return null;
+  }
+
+  return {
+    name: "transform-unicode-escapes",
+    visitor: {
+      Identifier(path) {
+        const { node, key } = path;
+        const { name } = node;
+        const replaced = name.replace(surrogate, c => {
+          return `_u${c.charCodeAt(0).toString(16)}`;
+        });
+        if (name === replaced) return;
+
+        const str = t.inherits(t.stringLiteral(name), node);
+
+        if (key === "key") {
+          path.replaceWith(str);
+          return;
+        }
+
+        const { parentPath, scope } = path;
+        if (
+          parentPath.isMemberExpression({ property: node }) ||
+          parentPath.isOptionalMemberExpression({ property: node })
+        ) {
+          parentPath.node.computed = true;
+          path.replaceWith(str);
+          return;
+        }
+
+        const binding = scope.getBinding(name);
+        if (binding) {
+          scope.rename(name, scope.generateUid(replaced));
+          return;
+        }
+
+        throw path.buildCodeFrameError(
+          `Can't reference '${name}' as a bare identifier`,
+        );
+      },
+
+      "StringLiteral|DirectiveLiteral"(path) {
+        const { node } = path;
+        const { extra } = node;
+
+        if (extra?.raw) extra.raw = replaceUnicodeEscapes(extra.raw);
+      },
+
+      TemplateElement(path) {
+        const { node, parentPath } = path;
+        const { value } = node;
+
+        const firstEscape = getUnicodeEscape(value.raw);
+        if (!firstEscape) return;
+
+        const grandParent = parentPath.parentPath;
+        if (grandParent.isTaggedTemplateExpression()) {
+          throw path.buildCodeFrameError(
+            `Can't replace Unicode escape '${firstEscape}' inside tagged template literals. You can enable '@babel/plugin-transform-template-literals' to compile them to classic strings.`,
+          );
+        }
+
+        value.raw = replaceUnicodeEscapes(value.raw);
+      },
+    },
+  };
+});
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/directive/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/directive/input.js
new file mode 100644
index 0000000000..13dde76a7c
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/directive/input.js
@@ -0,0 +1 @@
+"𝒜\ud835\udc9c\u{1d49c}"
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/directive/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/directive/output.js
new file mode 100644
index 0000000000..61e8e233ce
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/directive/output.js
@@ -0,0 +1 @@
+"𝒜\ud835\udc9c\ud835\udc9c";
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier-global/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier-global/input.js
new file mode 100644
index 0000000000..7bec60fe49
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier-global/input.js
@@ -0,0 +1 @@
+\u{1d49c};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier-global/options.json b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier-global/options.json
new file mode 100644
index 0000000000..a384cf47f0
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier-global/options.json
@@ -0,0 +1,3 @@
+{
+  "throws": "Can't reference '𝒜' as a bare identifier"
+}
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier/input.js
new file mode 100644
index 0000000000..050ec53d5f
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier/input.js
@@ -0,0 +1,2 @@
+var \u{1d49c} = 1;
+\u{1d49c};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier/output.js
new file mode 100644
index 0000000000..df3d39c48f
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-bare-identifier/output.js
@@ -0,0 +1,2 @@
+var _ud835_udc9c = 1;
+_ud835_udc9c;
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-accessor-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-accessor-key/input.js
new file mode 100644
index 0000000000..101c1d70f7
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-accessor-key/input.js
@@ -0,0 +1 @@
+var o = class { get \u{1d49c}() {} };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-accessor-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-accessor-key/output.js
new file mode 100644
index 0000000000..10938f7568
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-accessor-key/output.js
@@ -0,0 +1,4 @@
+var o = class {
+  get "\uD835\uDC9C"() {}
+
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-field-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-field-key/input.js
new file mode 100644
index 0000000000..8ca7728ae6
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-field-key/input.js
@@ -0,0 +1 @@
+var o = class { \u{1d49c} =  1 };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-field-key/options.json b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-field-key/options.json
new file mode 100644
index 0000000000..9e2a21a027
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-field-key/options.json
@@ -0,0 +1,3 @@
+{
+  "plugins": ["transform-unicode-escapes", "syntax-class-properties"]
+}
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-field-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-field-key/output.js
new file mode 100644
index 0000000000..faf4ff2776
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-field-key/output.js
@@ -0,0 +1,3 @@
+var o = class {
+  "\uD835\uDC9C" = 1;
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-method-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-method-key/input.js
new file mode 100644
index 0000000000..c73bd8dc84
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-method-key/input.js
@@ -0,0 +1 @@
+var o = class { \u{1d49c}() {} };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-method-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-method-key/output.js
new file mode 100644
index 0000000000..fbdb2b3b3f
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-class-method-key/output.js
@@ -0,0 +1,4 @@
+var o = class {
+  "\uD835\uDC9C"() {}
+
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-member-property/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-member-property/input.js
new file mode 100644
index 0000000000..c9968fadc0
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-member-property/input.js
@@ -0,0 +1 @@
+obj.\u{1d49c};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-member-property/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-member-property/output.js
new file mode 100644
index 0000000000..3b1f7e3476
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-member-property/output.js
@@ -0,0 +1 @@
+obj["\uD835\uDC9C"];
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-accessor-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-accessor-key/input.js
new file mode 100644
index 0000000000..90e379c12b
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-accessor-key/input.js
@@ -0,0 +1 @@
+var o = { get \u{1d49c}() {} };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-accessor-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-accessor-key/output.js
new file mode 100644
index 0000000000..2649ec4356
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-accessor-key/output.js
@@ -0,0 +1,4 @@
+var o = {
+  get "\uD835\uDC9C"() {}
+
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-method-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-method-key/input.js
new file mode 100644
index 0000000000..e9446704db
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-method-key/input.js
@@ -0,0 +1 @@
+var o = { \u{1d49c}() {} };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-method-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-method-key/output.js
new file mode 100644
index 0000000000..66c6a6190d
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-method-key/output.js
@@ -0,0 +1,4 @@
+var o = {
+  "\uD835\uDC9C"() {}
+
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-key/input.js
new file mode 100644
index 0000000000..1757ee1e83
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-key/input.js
@@ -0,0 +1 @@
+var o = { \u{1d49c}: 1 };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-key/output.js
new file mode 100644
index 0000000000..e05fb45e13
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-key/output.js
@@ -0,0 +1,3 @@
+var o = {
+  "\uD835\uDC9C": 1
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand-global/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand-global/input.js
new file mode 100644
index 0000000000..b92d267109
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand-global/input.js
@@ -0,0 +1 @@
+var o = { \u{1d49c} };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand-global/options.json b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand-global/options.json
new file mode 100644
index 0000000000..a384cf47f0
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand-global/options.json
@@ -0,0 +1,3 @@
+{
+  "throws": "Can't reference '𝒜' as a bare identifier"
+}
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand/input.js
new file mode 100644
index 0000000000..bcf5f451ed
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand/input.js
@@ -0,0 +1,2 @@
+var \u{1d49c} = 1;
+var o = { \u{1d49c} };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand/output.js
new file mode 100644
index 0000000000..3f94fa3407
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-object-property-shorthand/output.js
@@ -0,0 +1,4 @@
+var _ud835_udc9c = 1;
+var o = {
+  "\uD835\uDC9C": _ud835_udc9c
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-optional-member-property/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-optional-member-property/input.js
new file mode 100644
index 0000000000..ced800a92f
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-optional-member-property/input.js
@@ -0,0 +1 @@
+obj?.\u{1d49c};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-optional-member-property/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-optional-member-property/output.js
new file mode 100644
index 0000000000..1f07f6eba8
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/escaped-optional-member-property/output.js
@@ -0,0 +1 @@
+obj?.["\uD835\uDC9C"];
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/options.json b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/options.json
new file mode 100644
index 0000000000..4ba709f17b
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/options.json
@@ -0,0 +1,3 @@
+{
+  "plugins": ["transform-unicode-escapes"]
+}
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier-global/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier-global/input.js
new file mode 100644
index 0000000000..af52a87ea8
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier-global/input.js
@@ -0,0 +1 @@
+𝒜;
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier-global/options.json b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier-global/options.json
new file mode 100644
index 0000000000..a384cf47f0
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier-global/options.json
@@ -0,0 +1,3 @@
+{
+  "throws": "Can't reference '𝒜' as a bare identifier"
+}
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier/input.js
new file mode 100644
index 0000000000..d440017ddf
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier/input.js
@@ -0,0 +1,2 @@
+var 𝒜 = 1;
+𝒜;
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier/output.js
new file mode 100644
index 0000000000..df3d39c48f
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-bare-identifier/output.js
@@ -0,0 +1,2 @@
+var _ud835_udc9c = 1;
+_ud835_udc9c;
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-accessor-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-accessor-key/input.js
new file mode 100644
index 0000000000..7c18bbb33a
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-accessor-key/input.js
@@ -0,0 +1 @@
+var o = class { get 𝒜 () {} };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-accessor-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-accessor-key/output.js
new file mode 100644
index 0000000000..10938f7568
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-accessor-key/output.js
@@ -0,0 +1,4 @@
+var o = class {
+  get "\uD835\uDC9C"() {}
+
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-field-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-field-key/input.js
new file mode 100644
index 0000000000..a83d0a36b5
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-field-key/input.js
@@ -0,0 +1 @@
+var o = class { 𝒜  = 1 };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-field-key/options.json b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-field-key/options.json
new file mode 100644
index 0000000000..9e2a21a027
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-field-key/options.json
@@ -0,0 +1,3 @@
+{
+  "plugins": ["transform-unicode-escapes", "syntax-class-properties"]
+}
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-field-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-field-key/output.js
new file mode 100644
index 0000000000..faf4ff2776
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-field-key/output.js
@@ -0,0 +1,3 @@
+var o = class {
+  "\uD835\uDC9C" = 1;
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-method-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-method-key/input.js
new file mode 100644
index 0000000000..fe39be463d
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-method-key/input.js
@@ -0,0 +1 @@
+var o = class { 𝒜 () {} };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-method-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-method-key/output.js
new file mode 100644
index 0000000000..fbdb2b3b3f
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-class-method-key/output.js
@@ -0,0 +1,4 @@
+var o = class {
+  "\uD835\uDC9C"() {}
+
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-member-property/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-member-property/input.js
new file mode 100644
index 0000000000..f4e248cfcb
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-member-property/input.js
@@ -0,0 +1 @@
+obj.𝒜 ;
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-member-property/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-member-property/output.js
new file mode 100644
index 0000000000..3b1f7e3476
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-member-property/output.js
@@ -0,0 +1 @@
+obj["\uD835\uDC9C"];
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-accessor-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-accessor-key/input.js
new file mode 100644
index 0000000000..cad166649c
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-accessor-key/input.js
@@ -0,0 +1 @@
+var o = { get 𝒜 () {} };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-accessor-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-accessor-key/output.js
new file mode 100644
index 0000000000..2649ec4356
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-accessor-key/output.js
@@ -0,0 +1,4 @@
+var o = {
+  get "\uD835\uDC9C"() {}
+
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-method-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-method-key/input.js
new file mode 100644
index 0000000000..ee0dececd7
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-method-key/input.js
@@ -0,0 +1 @@
+var o = { 𝒜 () {} };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-method-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-method-key/output.js
new file mode 100644
index 0000000000..66c6a6190d
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-method-key/output.js
@@ -0,0 +1,4 @@
+var o = {
+  "\uD835\uDC9C"() {}
+
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-key/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-key/input.js
new file mode 100644
index 0000000000..b7a9964725
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-key/input.js
@@ -0,0 +1 @@
+var o = { 𝒜 : 1 };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-key/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-key/output.js
new file mode 100644
index 0000000000..e05fb45e13
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-key/output.js
@@ -0,0 +1,3 @@
+var o = {
+  "\uD835\uDC9C": 1
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand-global/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand-global/input.js
new file mode 100644
index 0000000000..8c17f84e10
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand-global/input.js
@@ -0,0 +1 @@
+var o = { 𝒜  };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand-global/options.json b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand-global/options.json
new file mode 100644
index 0000000000..a384cf47f0
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand-global/options.json
@@ -0,0 +1,3 @@
+{
+  "throws": "Can't reference '𝒜' as a bare identifier"
+}
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand/input.js
new file mode 100644
index 0000000000..4b9a9fceb0
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand/input.js
@@ -0,0 +1,2 @@
+var 𝒜 = 1;
+var o = { 𝒜  };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand/output.js
new file mode 100644
index 0000000000..3f94fa3407
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-object-property-shorthand/output.js
@@ -0,0 +1,4 @@
+var _ud835_udc9c = 1;
+var o = {
+  "\uD835\uDC9C": _ud835_udc9c
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-optional-member-property/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-optional-member-property/input.js
new file mode 100644
index 0000000000..04f5c2e40f
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-optional-member-property/input.js
@@ -0,0 +1 @@
+obj?.𝒜 ;
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-optional-member-property/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-optional-member-property/output.js
new file mode 100644
index 0000000000..1f07f6eba8
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/raw-optional-member-property/output.js
@@ -0,0 +1 @@
+obj?.["\uD835\uDC9C"];
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/string/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/string/input.js
new file mode 100644
index 0000000000..111ed829e2
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/string/input.js
@@ -0,0 +1,7 @@
+0;
+"𝒜\ud835\udc9c\u{1d49c}";
+"\u{1d49c}";
+"\\u{1d49c}";
+"\\\u{1d49c}";
+"\\\\u{1d49c}";
+
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/string/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/string/output.js
new file mode 100644
index 0000000000..8a9215a9f0
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/string/output.js
@@ -0,0 +1,6 @@
+0;
+"𝒜\ud835\udc9c\ud835\udc9c";
+"\ud835\udc9c";
+"\\u{1d49c}";
+"\\\ud835\udc9c";
+"\\\\u{1d49c}";
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template-transformed/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template-transformed/input.js
new file mode 100644
index 0000000000..ebead0e051
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template-transformed/input.js
@@ -0,0 +1,6 @@
+test`𝒜\ud835\udc9c\u{1d49c}`;
+test`\u{1d49c}`;
+test`\\u{1d49c}`;
+test`\\\u{1d49c}`;
+test`\\\\u{1d49c}`;
+
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template-transformed/options.json b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template-transformed/options.json
new file mode 100644
index 0000000000..51ceffde96
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template-transformed/options.json
@@ -0,0 +1,3 @@
+{
+  "plugins": ["transform-unicode-escapes", "transform-template-literals"]
+}
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template-transformed/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template-transformed/output.js
new file mode 100644
index 0000000000..4f8fa85f21
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template-transformed/output.js
@@ -0,0 +1,57 @@
+function _templateObject5() {
+  const data = _taggedTemplateLiteral(["\\\\u{1d49c}"], ["\\\\\\\\u{1d49c}"]);
+
+  _templateObject5 = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _templateObject4() {
+  const data = _taggedTemplateLiteral(["\\\uD835\uDC9C"], ["\\\\\\u{1d49c}"]);
+
+  _templateObject4 = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _templateObject3() {
+  const data = _taggedTemplateLiteral(["\\u{1d49c}"], ["\\\\u{1d49c}"]);
+
+  _templateObject3 = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _templateObject2() {
+  const data = _taggedTemplateLiteral(["\uD835\uDC9C"], ["\\u{1d49c}"]);
+
+  _templateObject2 = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _templateObject() {
+  const data = _taggedTemplateLiteral(["\uD835\uDC9C\uD835\uDC9C\uD835\uDC9C"], ["\uD835\uDC9C\\ud835\\udc9c\\u{1d49c}"]);
+
+  _templateObject = function () {
+    return data;
+  };
+
+  return data;
+}
+
+function _taggedTemplateLiteral(strings, raw) { if (!raw) { raw = strings.slice(0); } return Object.freeze(Object.defineProperties(strings, { raw: { value: Object.freeze(raw) } })); }
+
+test(_templateObject());
+test(_templateObject2());
+test(_templateObject3());
+test(_templateObject4());
+test(_templateObject5());
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template/input.js
new file mode 100644
index 0000000000..bae8357877
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template/input.js
@@ -0,0 +1 @@
+test`𝒜\ud835\udc9c\u{1d49c}`;
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template/options.json b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template/options.json
new file mode 100644
index 0000000000..94430c4fef
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/tagged-template/options.json
@@ -0,0 +1,3 @@
+{
+  "throws": "Can't replace Unicode escape '\\u{1d49c}' inside tagged template literals. You can enable '@babel/plugin-transform-template-literals' to compile them to classic strings."
+}
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/template/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/template/input.js
new file mode 100644
index 0000000000..074e7042e2
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/template/input.js
@@ -0,0 +1,6 @@
+`𝒜\ud835\udc9c\u{1d49c}`;
+`\u{1d49c}`;
+`\\u{1d49c}`;
+`\\\u{1d49c}`;
+`\\\\u{1d49c}`;
+
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/template/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/template/output.js
new file mode 100644
index 0000000000..5c2728556d
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/template/output.js
@@ -0,0 +1,5 @@
+`𝒜\ud835\udc9c\ud835\udc9c`;
+`\ud835\udc9c`;
+`\\u{1d49c}`;
+`\\\ud835\udc9c`;
+`\\\\u{1d49c}`;
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/uHHHH-escape/input.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/uHHHH-escape/input.js
new file mode 100644
index 0000000000..198caa2d57
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/uHHHH-escape/input.js
@@ -0,0 +1,4 @@
+var \u0061 = {\u0061: 1};
+\u0061.\u0061;
+
+var o = { \u0061 };
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/uHHHH-escape/output.js b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/uHHHH-escape/output.js
new file mode 100644
index 0000000000..026617caf2
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/fixtures/unicode-escapes/uHHHH-escape/output.js
@@ -0,0 +1,7 @@
+var a = {
+  a: 1
+};
+a.a;
+var o = {
+  a
+};
diff --git a/packages/babel-plugin-transform-unicode-escapes/test/index.js b/packages/babel-plugin-transform-unicode-escapes/test/index.js
new file mode 100644
index 0000000000..1b534b8fc6
--- /dev/null
+++ b/packages/babel-plugin-transform-unicode-escapes/test/index.js
@@ -0,0 +1,3 @@
+import runner from "@babel/helper-plugin-test-runner";
+
+runner(__dirname);
diff --git a/packages/babel-preset-env/package.json b/packages/babel-preset-env/package.json
index 3e4da95dfd..15aab7daa0 100644
--- a/packages/babel-preset-env/package.json
+++ b/packages/babel-preset-env/package.json
@@ -66,6 +66,7 @@
     "@babel/plugin-transform-sticky-regex": "^7.8.3",
     "@babel/plugin-transform-template-literals": "^7.8.3",
     "@babel/plugin-transform-typeof-symbol": "^7.8.4",
+    "@babel/plugin-transform-unicode-escapes": "^7.8.3",
     "@babel/plugin-transform-unicode-regex": "^7.8.3",
     "@babel/preset-modules": "^0.1.3",
     "@babel/types": "^7.9.6",
diff --git a/packages/babel-preset-env/src/available-plugins.js b/packages/babel-preset-env/src/available-plugins.js
index c907cf2ffb..939199ae98 100644
--- a/packages/babel-preset-env/src/available-plugins.js
+++ b/packages/babel-preset-env/src/available-plugins.js
@@ -52,6 +52,7 @@ import transformSpread from "@babel/plugin-transform-spread";
 import transformStickyRegex from "@babel/plugin-transform-sticky-regex";
 import transformTemplateLiterals from "@babel/plugin-transform-template-literals";
 import transformTypeofSymbol from "@babel/plugin-transform-typeof-symbol";
+import transformUnicodeEscapes from "@babel/plugin-transform-unicode-escapes";
 import transformUnicodeRegex from "@babel/plugin-transform-unicode-regex";
 
 import bugfixAsyncArrowsInClass from "@babel/preset-modules/lib/plugins/transform-async-arrows-in-class";
@@ -119,5 +120,6 @@ export default {
   "transform-sticky-regex": transformStickyRegex,
   "transform-template-literals": transformTemplateLiterals,
   "transform-typeof-symbol": transformTypeofSymbol,
+  "transform-unicode-escapes": transformUnicodeEscapes,
   "transform-unicode-regex": transformUnicodeRegex,
 };
diff --git a/packages/babel-preset-env/test/fixtures/bugfixes/edge-default-params-chrome-40/stdout.txt b/packages/babel-preset-env/test/fixtures/bugfixes/edge-default-params-chrome-40/stdout.txt
index 4b4b9cf246..42b3c0122d 100644
--- a/packages/babel-preset-env/test/fixtures/bugfixes/edge-default-params-chrome-40/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/bugfixes/edge-default-params-chrome-40/stdout.txt
@@ -31,6 +31,7 @@ Using plugins:
   transform-computed-properties { "chrome":"40" }
   transform-for-of { "chrome":"40" }
   transform-sticky-regex { "chrome":"40" }
+  transform-unicode-escapes { "chrome":"40" }
   transform-unicode-regex { "chrome":"40" }
   transform-spread { "chrome":"40" }
   transform-block-scoping { "chrome":"40" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/browserslists-android-3/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/browserslists-android-3/stdout.txt
index 8aca688738..5d26461570 100644
--- a/packages/babel-preset-env/test/fixtures/debug/browserslists-android-3/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/browserslists-android-3/stdout.txt
@@ -32,6 +32,7 @@ Using plugins:
   transform-computed-properties { "android":"3" }
   transform-for-of { "android":"3" }
   transform-sticky-regex { "android":"3" }
+  transform-unicode-escapes { "android":"3" }
   transform-unicode-regex { "android":"3" }
   transform-spread { "android":"3" }
   transform-destructuring { "android":"3" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/browserslists-defaults/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/browserslists-defaults/stdout.txt
index 5b0e34506a..a5948b446b 100644
--- a/packages/babel-preset-env/test/fixtures/debug/browserslists-defaults/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/browserslists-defaults/stdout.txt
@@ -39,6 +39,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/corejs-without-usebuiltins/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/corejs-without-usebuiltins/stdout.txt
index 22ef23b56a..e38340b582 100644
--- a/packages/babel-preset-env/test/fixtures/debug/corejs-without-usebuiltins/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/corejs-without-usebuiltins/stdout.txt
@@ -32,6 +32,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-android/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-android/stdout.txt
index 61e29fd11f..07ea215459 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-android/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-android/stdout.txt
@@ -32,6 +32,7 @@ Using plugins:
   transform-computed-properties { "android":"4" }
   transform-for-of { "android":"4" }
   transform-sticky-regex { "android":"4" }
+  transform-unicode-escapes { "android":"4" }
   transform-unicode-regex { "android":"4" }
   transform-spread { "android":"4" }
   transform-destructuring { "android":"4" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-force-all-transforms/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-force-all-transforms/stdout.txt
index 1957d44bf5..e0af4f56cd 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-force-all-transforms/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-force-all-transforms/stdout.txt
@@ -32,6 +32,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-proposals/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-proposals/stdout.txt
index 450f60f279..d6790ec06c 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-proposals/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-proposals/stdout.txt
@@ -30,6 +30,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-shippedProposals/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-shippedProposals/stdout.txt
index 0e91571664..6a9e4c1d79 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-shippedProposals/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-shippedProposals/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-specific-targets/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-specific-targets/stdout.txt
index d8ff428f89..a270601f4b 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-specific-targets/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-specific-targets/stdout.txt
@@ -37,6 +37,7 @@ Using plugins:
   transform-computed-properties { "ie":"10", "safari":"7" }
   transform-for-of { "edge":"13", "firefox":"49", "ie":"10", "ios":"9", "safari":"7" }
   transform-sticky-regex { "ie":"10", "ios":"9", "safari":"7" }
+  transform-unicode-escapes { "firefox":"49", "ie":"10", "safari":"7" }
   transform-unicode-regex { "ie":"10", "ios":"9", "safari":"7" }
   transform-spread { "ie":"10", "ios":"9", "safari":"7" }
   transform-destructuring { "edge":"13", "firefox":"49", "ie":"10", "ios":"9", "safari":"7" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-versions-decimals/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-versions-decimals/stdout.txt
index 5e0461926b..83111b6464 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-versions-decimals/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-versions-decimals/stdout.txt
@@ -43,6 +43,7 @@ Using plugins:
   transform-computed-properties { "ie":"10" }
   transform-for-of { "electron":"0.36", "ie":"10", "node":"6.1" }
   transform-sticky-regex { "electron":"0.36", "ie":"10" }
+  transform-unicode-escapes { "ie":"10" }
   transform-unicode-regex { "electron":"0.36", "ie":"10" }
   transform-spread { "ie":"10" }
   transform-destructuring { "electron":"0.36", "ie":"10", "node":"6.1" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-versions-strings/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-versions-strings/stdout.txt
index ceefa4e733..eaea0d0653 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-versions-strings/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2-versions-strings/stdout.txt
@@ -34,6 +34,7 @@ Using plugins:
   transform-computed-properties { "ie":"10" }
   transform-for-of { "ie":"10" }
   transform-sticky-regex { "ie":"10" }
+  transform-unicode-escapes { "ie":"10" }
   transform-unicode-regex { "ie":"10" }
   transform-spread { "ie":"10" }
   transform-destructuring { "ie":"10" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2/stdout.txt
index 5244ee91b4..d61f58659b 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs2/stdout.txt
@@ -34,6 +34,7 @@ Using plugins:
   transform-computed-properties { "ie":"10" }
   transform-for-of { "ie":"10", "node":"6" }
   transform-sticky-regex { "ie":"10" }
+  transform-unicode-escapes { "ie":"10" }
   transform-unicode-regex { "ie":"10" }
   transform-spread { "ie":"10" }
   transform-destructuring { "ie":"10", "node":"6" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-all/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-all/stdout.txt
index 54112316c2..e2839423b7 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-all/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-all/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-android/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-android/stdout.txt
index 4ed2ea61df..2598ed3ad4 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-android/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-android/stdout.txt
@@ -32,6 +32,7 @@ Using plugins:
   transform-computed-properties { "android":"4" }
   transform-for-of { "android":"4" }
   transform-sticky-regex { "android":"4" }
+  transform-unicode-escapes { "android":"4" }
   transform-unicode-regex { "android":"4" }
   transform-spread { "android":"4" }
   transform-destructuring { "android":"4" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-babel-polyfill/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-babel-polyfill/stdout.txt
index 9976407b6d..6e1869e102 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-babel-polyfill/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-babel-polyfill/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-es-proposals/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-es-proposals/stdout.txt
index fce24964a9..577d9c5ae8 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-es-proposals/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-es-proposals/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-es/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-es/stdout.txt
index f9e7d0322e..30af4f7380 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-es/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-es/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-force-all-transforms/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-force-all-transforms/stdout.txt
index f2048d5aba..621510c0ca 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-force-all-transforms/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-force-all-transforms/stdout.txt
@@ -32,6 +32,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-proposals/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-proposals/stdout.txt
index 6019d4ccdc..5be4733d34 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-proposals/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-proposals/stdout.txt
@@ -30,6 +30,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-specific-entries/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-specific-entries/stdout.txt
index f341ceebd7..b1e37918f0 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-specific-entries/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-specific-entries/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-specific-targets/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-specific-targets/stdout.txt
index e687ac4dbc..72bcc4bcad 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-specific-targets/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-specific-targets/stdout.txt
@@ -37,6 +37,7 @@ Using plugins:
   transform-computed-properties { "ie":"10", "safari":"7" }
   transform-for-of { "edge":"13", "firefox":"49", "ie":"10", "ios":"9", "safari":"7" }
   transform-sticky-regex { "ie":"10", "ios":"9", "safari":"7" }
+  transform-unicode-escapes { "firefox":"49", "ie":"10", "safari":"7" }
   transform-unicode-regex { "ie":"10", "ios":"9", "safari":"7" }
   transform-spread { "ie":"10", "ios":"9", "safari":"7" }
   transform-destructuring { "edge":"13", "firefox":"49", "ie":"10", "ios":"9", "safari":"7" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-stable/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-stable/stdout.txt
index 180e46814d..5a2bf8ca19 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-stable/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-stable/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-stage/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-stage/stdout.txt
index efd61f692d..e2383378f7 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-stage/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-stage/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-decimals/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-decimals/stdout.txt
index d54a72009d..e0bc3e59b5 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-decimals/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-decimals/stdout.txt
@@ -43,6 +43,7 @@ Using plugins:
   transform-computed-properties { "ie":"10" }
   transform-for-of { "electron":"0.36", "ie":"10", "node":"6.1" }
   transform-sticky-regex { "electron":"0.36", "ie":"10" }
+  transform-unicode-escapes { "ie":"10" }
   transform-unicode-regex { "electron":"0.36", "ie":"10" }
   transform-spread { "ie":"10" }
   transform-destructuring { "electron":"0.36", "ie":"10", "node":"6.1" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings-minor-3.0/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings-minor-3.0/stdout.txt
index 5c51854907..a791fa8bb2 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings-minor-3.0/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings-minor-3.0/stdout.txt
@@ -34,6 +34,7 @@ Using plugins:
   transform-computed-properties { "ie":"10" }
   transform-for-of { "ie":"10" }
   transform-sticky-regex { "ie":"10" }
+  transform-unicode-escapes { "ie":"10" }
   transform-unicode-regex { "ie":"10" }
   transform-spread { "ie":"10" }
   transform-destructuring { "ie":"10" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings-minor-3.1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings-minor-3.1/stdout.txt
index 9d157e3856..038f043731 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings-minor-3.1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings-minor-3.1/stdout.txt
@@ -34,6 +34,7 @@ Using plugins:
   transform-computed-properties { "ie":"10" }
   transform-for-of { "ie":"10" }
   transform-sticky-regex { "ie":"10" }
+  transform-unicode-escapes { "ie":"10" }
   transform-unicode-regex { "ie":"10" }
   transform-spread { "ie":"10" }
   transform-destructuring { "ie":"10" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings/stdout.txt
index 7e13e7aa70..046ba9c43a 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-versions-strings/stdout.txt
@@ -34,6 +34,7 @@ Using plugins:
   transform-computed-properties { "ie":"10" }
   transform-for-of { "ie":"10" }
   transform-sticky-regex { "ie":"10" }
+  transform-unicode-escapes { "ie":"10" }
   transform-unicode-regex { "ie":"10" }
   transform-spread { "ie":"10" }
   transform-destructuring { "ie":"10" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-web/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-web/stdout.txt
index 64a737293c..0f980182f1 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-web/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3-web/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3/stdout.txt
index 9433678236..bb15384ae7 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-corejs3/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-corejs3/stdout.txt
@@ -34,6 +34,7 @@ Using plugins:
   transform-computed-properties { "ie":"10" }
   transform-for-of { "ie":"10", "node":"6" }
   transform-sticky-regex { "ie":"10" }
+  transform-unicode-escapes { "ie":"10" }
   transform-unicode-regex { "ie":"10" }
   transform-spread { "ie":"10" }
   transform-destructuring { "ie":"10", "node":"6" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs-shippedProposals/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs-shippedProposals/stdout.txt
index ffd32979e9..41cdc83d1c 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs-shippedProposals/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs-shippedProposals/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs-uglify/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs-uglify/stdout.txt
index f72d6ce0d3..6575dd4965 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs-uglify/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs-uglify/stdout.txt
@@ -35,6 +35,7 @@ Using plugins:
   transform-computed-properties {}
   transform-for-of {}
   transform-sticky-regex {}
+  transform-unicode-escapes {}
   transform-unicode-regex {}
   transform-spread {}
   transform-destructuring {}
diff --git a/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs/stdout.txt
index 6beee91afe..f5bae02fca 100644
--- a/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/entry-no-corejs/stdout.txt
@@ -34,6 +34,7 @@ Using plugins:
   transform-computed-properties { "ie":"10" }
   transform-for-of { "ie":"10", "node":"6" }
   transform-sticky-regex { "ie":"10" }
+  transform-unicode-escapes { "ie":"10" }
   transform-unicode-regex { "ie":"10" }
   transform-spread { "ie":"10" }
   transform-destructuring { "ie":"10", "node":"6" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/plugins-only/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/plugins-only/stdout.txt
index 5df73c2111..d03017f540 100644
--- a/packages/babel-preset-env/test/fixtures/debug/plugins-only/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/plugins-only/stdout.txt
@@ -28,6 +28,7 @@ Using plugins:
   transform-literals { "firefox":"52" }
   transform-function-name { "firefox":"52" }
   transform-for-of { "firefox":"52" }
+  transform-unicode-escapes { "firefox":"52" }
   transform-destructuring { "firefox":"52" }
   transform-modules-commonjs { "firefox":"52", "node":"7.4" }
   proposal-dynamic-import { "firefox":"52", "node":"7.4" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-1/stdout.txt
index 86d9ee9c26..5d11f0292e 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-1/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-2/stdout.txt
index 0a9ec16db8..c2e91644b7 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-2/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-none-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-none-1/stdout.txt
index 6d8652b78c..eecc836973 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-none-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-none-1/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-none-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-none-2/stdout.txt
index ccc7599dda..15738ee294 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-none-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-none-2/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-proposals-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-proposals-1/stdout.txt
index cd711febc4..84684166e0 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-proposals-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-proposals-1/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-proposals-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-proposals-2/stdout.txt
index ace7d9316f..5bea33c871 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-proposals-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-proposals-2/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-shippedProposals-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-shippedProposals-1/stdout.txt
index 1101de3f7e..995cbb8e53 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-shippedProposals-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-shippedProposals-1/stdout.txt
@@ -36,6 +36,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-shippedProposals-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-shippedProposals-2/stdout.txt
index cbd46d24f1..d9fbcc2129 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-shippedProposals-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs2-shippedProposals-2/stdout.txt
@@ -36,6 +36,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-1/stdout.txt
index 15055784cb..b72e59025a 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-1/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-2/stdout.txt
index 1ba69f0d95..64bedff98a 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-2/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-none-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-none-1/stdout.txt
index 754bdb7199..20f2154d73 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-none-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-none-1/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-none-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-none-2/stdout.txt
index fd82852217..3bb3da9097 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-none-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-none-2/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-proposals-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-proposals-1/stdout.txt
index 2d1cbf4c9e..19a90b47ad 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-proposals-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-proposals-1/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-proposals-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-proposals-2/stdout.txt
index f723e9bfab..af74441f80 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-proposals-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-proposals-2/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-shippedProposals-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-shippedProposals-1/stdout.txt
index 58a4ff2cfd..f0b9d8369f 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-shippedProposals-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-shippedProposals-1/stdout.txt
@@ -36,6 +36,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-shippedProposals-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-shippedProposals-2/stdout.txt
index a5152e8532..1b8f41e133 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-shippedProposals-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-shippedProposals-2/stdout.txt
@@ -36,6 +36,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.0-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.0-1/stdout.txt
index d9325f917a..4579f2c1a3 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.0-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.0-1/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.0-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.0-2/stdout.txt
index 82dc0922f3..cfb581f2b9 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.0-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.0-2/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.1-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.1-1/stdout.txt
index c9852b6e5b..45d9d8b50f 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.1-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.1-1/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.1-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.1-2/stdout.txt
index 0b189d6a73..27ee227d2b 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.1-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-corejs3-versions-strings-minor-3.1-2/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-1/stdout.txt
index 3d43e271e9..dbd065e328 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-1/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-2/stderr.txt b/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-2/stderr.txt
index dbee5e8f3e..d9061acb2c 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-2/stderr.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-2/stderr.txt
@@ -3,4 +3,4 @@ WARNING: We noticed you're using the `useBuiltIns` option without declaring a co
 You should also be sure that the version you pass to the `corejs` option matches the version specified in your `package.json`'s `dependencies` section. If it doesn't, you need to run one of the following commands:
 
   npm install --save core-js@2    npm install --save core-js@3
-  yarn add core-js@2              yarn add core-js@3
\ No newline at end of file
+  yarn add core-js@2              yarn add core-js@3
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-2/stdout.txt
index 0ab8583382..c37a1fc243 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-2/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-none-1/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-none-1/stdout.txt
index 88512c2a57..d7a676f138 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-none-1/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-none-1/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-none-2/stdout.txt b/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-none-2/stdout.txt
index 991eaf43c4..f33dfedca1 100644
--- a/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-none-2/stdout.txt
+++ b/packages/babel-preset-env/test/fixtures/debug/usage-no-corejs-none-2/stdout.txt
@@ -33,6 +33,7 @@ Using plugins:
   transform-computed-properties { "ie":"11" }
   transform-for-of { "firefox":"50", "ie":"11" }
   transform-sticky-regex { "ie":"11" }
+  transform-unicode-escapes { "firefox":"50", "ie":"11" }
   transform-unicode-regex { "ie":"11" }
   transform-spread { "ie":"11" }
   transform-destructuring { "firefox":"50", "ie":"11" }
diff --git a/packages/babel-standalone/package.json b/packages/babel-standalone/package.json
index b781551750..c089efc0cc 100644
--- a/packages/babel-standalone/package.json
+++ b/packages/babel-standalone/package.json
@@ -100,6 +100,7 @@
     "@babel/plugin-transform-template-literals": "^7.8.3",
     "@babel/plugin-transform-typeof-symbol": "^7.8.4",
     "@babel/plugin-transform-typescript": "^7.9.6",
+    "@babel/plugin-transform-unicode-escapes": "^7.8.3",
     "@babel/plugin-transform-unicode-regex": "^7.8.3",
     "@babel/preset-env": "^7.9.6",
     "@babel/preset-flow": "^7.9.0",
diff --git a/packages/babel-standalone/scripts/pluginConfig.json b/packages/babel-standalone/scripts/pluginConfig.json
index 9d54879e20..24f3a1f3be 100644
--- a/packages/babel-standalone/scripts/pluginConfig.json
+++ b/packages/babel-standalone/scripts/pluginConfig.json
@@ -86,5 +86,6 @@
   "transform-template-literals",
   "transform-typeof-symbol",
   "transform-typescript",
+  "transform-unicode-escapes",
   "transform-unicode-regex"
 ]
diff --git a/packages/babel-standalone/src/generated/plugins.js b/packages/babel-standalone/src/generated/plugins.js
index ffbe499a13..264982803a 100644
--- a/packages/babel-standalone/src/generated/plugins.js
+++ b/packages/babel-standalone/src/generated/plugins.js
@@ -90,6 +90,7 @@ import transformStrictMode from "@babel/plugin-transform-strict-mode";
 import transformTemplateLiterals from "@babel/plugin-transform-template-literals";
 import transformTypeofSymbol from "@babel/plugin-transform-typeof-symbol";
 import transformTypescript from "@babel/plugin-transform-typescript";
+import transformUnicodeEscapes from "@babel/plugin-transform-unicode-escapes";
 import transformUnicodeRegex from "@babel/plugin-transform-unicode-regex";
 
 export {
@@ -180,6 +181,7 @@ export {
   transformTemplateLiterals,
   transformTypeofSymbol,
   transformTypescript,
+  transformUnicodeEscapes,
   transformUnicodeRegex,
 };
 
@@ -271,5 +273,6 @@ export const all = {
   "transform-template-literals": transformTemplateLiterals,
   "transform-typeof-symbol": transformTypeofSymbol,
   "transform-typescript": transformTypescript,
+  "transform-unicode-escapes": transformUnicodeEscapes,
   "transform-unicode-regex": transformUnicodeRegex,
 };
diff --git a/packages/babel-standalone/src/preset-es2015.js b/packages/babel-standalone/src/preset-es2015.js
index 0b48bb6f67..0add83d9be 100644
--- a/packages/babel-standalone/src/preset-es2015.js
+++ b/packages/babel-standalone/src/preset-es2015.js
@@ -29,6 +29,7 @@ export default (_: any, opts: Object): Object => {
       [babelPlugins.transformComputedProperties, optsLoose],
       [babelPlugins.transformForOf, optsLoose],
       babelPlugins.transformStickyRegex,
+      babelPlugins.transformUnicodeEscapes,
       babelPlugins.transformUnicodeRegex,
       [babelPlugins.transformSpread, optsLoose],
       [babelPlugins.transformParameters, optsLoose],