diff --git a/feature-group-definitions/fullscreen.dist.yml b/feature-group-definitions/fullscreen.dist.yml
new file mode 100644
index 0000000000..1621893e7a
--- /dev/null
+++ b/feature-group-definitions/fullscreen.dist.yml
@@ -0,0 +1,38 @@
+# Generated from: fullscreen.yml
+# Do not edit this file by hand. Edit the source file instead!
+
+name: Fullscreen API
+description: The fullscreen API makes a specific element fill the whole screen and hides most browser UI.
+spec: https://fullscreen.spec.whatwg.org/
+caniuse: fullscreen
+status:
+  baseline: false
+  support:
+    chrome: "71"
+    chrome_android: "71"
+    edge: "79"
+    firefox: "64"
+    firefox_android: "64"
+    safari: "16.4"
+compat_features:
+  - api.Document.exitFullscreen
+  - api.Document.exitFullscreen.returns_promise
+  # Historical in spec, deprecated in BCD.
+  # - api.Document.fullscreen
+  - api.Document.fullscreenchange_event
+  - api.Document.fullscreenElement
+  - api.Document.fullscreenEnabled
+  - api.Document.fullscreenerror_event
+  - api.Element.fullscreenchange_event
+  - api.Element.fullscreenerror_event
+  - api.Element.requestFullscreen
+  - api.Element.requestFullscreen.returns_promise
+  - api.HTMLIFrameElement.allowFullscreen
+  - api.ShadowRoot.fullscreenElement
+  - css.selectors.backdrop.fullscreen
+  - css.selectors.fullscreen
+  # Only supported in Firefox and non-essential since only the topmost
+  # fullscreen element is typically visible. For this to matter, you need nested
+  # fullscreen with non-opaque background in the topmost fullscreen element.
+  # - css.selectors.fullscreen.all_elements
+  - html.elements.iframe.allowfullscreen
diff --git a/feature-group-definitions/fullscreen.yml b/feature-group-definitions/fullscreen.yml
index a67bc593a9..c87d41d03d 100644
--- a/feature-group-definitions/fullscreen.yml
+++ b/feature-group-definitions/fullscreen.yml
@@ -5,7 +5,8 @@ caniuse: fullscreen
 compat_features:
   - api.Document.exitFullscreen
   - api.Document.exitFullscreen.returns_promise
-  - api.Document.fullscreen
+  # Historical in spec, deprecated in BCD.
+  # - api.Document.fullscreen
   - api.Document.fullscreenchange_event
   - api.Document.fullscreenElement
   - api.Document.fullscreenEnabled
@@ -18,5 +19,8 @@ compat_features:
   - api.ShadowRoot.fullscreenElement
   - css.selectors.backdrop.fullscreen
   - css.selectors.fullscreen
-  - css.selectors.fullscreen.all_elements
+  # Only supported in Firefox and non-essential since only the topmost
+  # fullscreen element is typically visible. For this to matter, you need nested
+  # fullscreen with non-opaque background in the topmost fullscreen element.
+  # - css.selectors.fullscreen.all_elements
   - html.elements.iframe.allowfullscreen