diff --git a/.gitignore b/.gitignore
index a462935..e533dce 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,7 +1,16 @@
-node_modules
+# Secrets
 config.js
 registration.yaml
-coverage
 ooye.db*
+events.db*
+
+# Automatically generated
+node_modules
+coverage
 test/res/*
 !test/res/lottie*
+icon.svg
+*~
+.#*
+\#*#
+launch.json
diff --git a/scripts/remove-old-bridged-users.js b/scripts/remove-old-bridged-users.js
new file mode 100644
index 0000000..d8910bd
--- /dev/null
+++ b/scripts/remove-old-bridged-users.js
@@ -0,0 +1,39 @@
+// @ts-check
+
+const HeatSync = require("heatsync")
+const sync = new HeatSync({watchFS: false})
+
+const sqlite = require("better-sqlite3")
+const db = new sqlite("db/ooye.db")
+
+const passthrough = require("../src/passthrough")
+Object.assign(passthrough, {db, sync})
+
+const api = require("../src/matrix/api")
+const mreq = require("../src/matrix/mreq")
+
+const rooms = db.prepare("select room_id from channel_room").pluck().all()
+
+;(async () => {
+	// Step 5: Kick users starting with @_discord_
+	await mreq.withAccessToken("baby", async () => {
+		for (const roomID of rooms) {
+			try {
+				const members = await api.getJoinedMembers(roomID)
+				for (const mxid of Object.keys(members.joined)) {
+					if (mxid.startsWith("@_discord_") && !mxid.startsWith("@_discord_bot")) {
+						await api.leaveRoom(roomID, mxid)
+					}
+				}
+				await api.setUserPower(roomID, "@_discord_bot:cadence.moe", 0)
+				await api.leaveRoom(roomID)
+			} catch (e) {
+				if (e.message.includes("Appservice not in room")) {
+					// ok
+				} else {
+					throw e
+				}
+			}
+		}
+	})
+})()