diff --git a/langs/en-ca.json b/langs/en-ca.json
index 7f94af9..fc4f428 100644
--- a/langs/en-ca.json
+++ b/langs/en-ca.json
@@ -1,6 +1,10 @@
 {
 	"OFT": {
 		"setting": {
+			"addGlobalDocReferrer": {
+				"name": "Add Global \"_doc\"",
+				"hint": "(v13+) This adds a header control to document sheets that sets the _doc globalThis variable. Until the header control is triggered, the \"_doc\" variable is undefined."
+			},
 			"autoUnpauseOnLoad": {
 				"name": "Auto Unpause On Load",
 				"hint": "(v13+, GM-Only) Automatically unpauses the game when you load into the world. This will happen EVERY time you load into the world, including if you reload the website."
@@ -45,7 +49,8 @@
 			}
 		},
 		"apps": {
-			"no-settings-to-display": "No settings to display"
+			"no-settings-to-display": "No settings to display",
+			"make-global-reference": "Make Global Reference"
 		}
 	}
 }
diff --git a/module/oft.mjs b/module/oft.mjs
index da43fac..5765c9d 100644
--- a/module/oft.mjs
+++ b/module/oft.mjs
@@ -2,6 +2,8 @@
 import "./hooks/renderSettingsConfig.mjs";
 
 // Settings
+import { addGlobalDocReferrer } from "./settings/addGlobalDocReferrer.mjs";
+import { autoUnpauseOnLoad } from "./settings/autoUnpauseOnLoad.mjs";
 import { chatSidebarBackground } from "./settings/chatSidebarBackground.mjs";
 import { hotbarButtonGap } from "./settings/hotbarButtonGap.mjs";
 import { hotbarButtonSize } from "./settings/hotbarButtonSize.mjs";
@@ -15,7 +17,6 @@ import { DevSettingsMenu } from "./apps/DevSettingsMenu.mjs";
 
 // Misc
 import { __ID__ } from "./consts.mjs";
-import { autoUnpauseOnLoad } from "./settings/autoUnpauseOnLoad.mjs";
 
 Hooks.on(`setup`, () => {
 
@@ -26,6 +27,7 @@ Hooks.on(`setup`, () => {
 		restricted: false,
 		type: DevSettingsMenu,
 	});
+	addGlobalDocReferrer();
 	autoUnpauseOnLoad();
 
 	chatSidebarBackground();
diff --git a/module/settings/addGlobalDocReferrer.mjs b/module/settings/addGlobalDocReferrer.mjs
new file mode 100644
index 0000000..0700606
--- /dev/null
+++ b/module/settings/addGlobalDocReferrer.mjs
@@ -0,0 +1,36 @@
+import { __ID__ } from "../consts.mjs";
+import { Logger } from "../utils/Logger.mjs";
+import { registerDevSetting } from "../utils/DevSettings.mjs";
+
+const key = `addGlobalDocReferrer`;
+
+export function addGlobalDocReferrer() {
+
+	// #region Registration
+	Logger.log(`Registering setting: ${key}`);
+	registerDevSetting(__ID__, key, {
+		name: `OFT.setting.${key}.name`,
+		hint: `OFT.setting.${key}.hint`,
+		scope: `user`,
+		type: Boolean,
+		default: false,
+		config: true,
+		requiresReload: false,
+	});
+	// #endregion Registration
+
+	// #region Implementation
+	Hooks.on(`getHeaderControlsDocumentSheetV2`, (app, controls) => {
+		if (!game.settings.get(__ID__, key)) { return };
+
+		controls.push({
+			icon: `fa-solid fa-file`,
+			label: `OFT.apps.make-global-reference`,
+			onClick: () => {
+				globalThis._doc = app.document;
+			},
+		});
+	});
+	// #endregion Implementation
+
+};