diff --git a/app/settings/page.tsx b/app/settings/page.tsx
index 4a4dd5a..33f0950 100644
--- a/app/settings/page.tsx
+++ b/app/settings/page.tsx
@@ -1,11 +1,11 @@
 "use client";
 
-import { Page, PageTitle } from "@/components/Page";
-import { Button } from "@/components/ui/button";
-import { api } from "@/convex/_generated/api";
 import { useAuthActions } from "@convex-dev/auth/react";
 import { useMutation, useQuery } from "convex/react";
 import { redirect, useRouter } from "next/navigation";
+import { Page, PageTitle } from "@/components/Page";
+import { Button } from "@/components/ui/button";
+import { api } from "@/convex/_generated/api";
 
 export default function Settings() {
   const { signOut } = useAuthActions();
@@ -18,8 +18,8 @@ export default function Settings() {
     if (confirm("Are you sure you want to delete your account?")) {
       if (user) {
         await signOut();
-        await deleteAccount({ userId: user._id });
-        
+        await deleteAccount();
+
         router.push("/");
       }
     }
@@ -45,4 +45,4 @@ export default function Settings() {
       </div>
     </Page>
   );
-}
\ No newline at end of file
+}
diff --git a/simulators/zombie-survival/Entity.ts b/simulators/zombie-survival/Entity.ts
index 1f2d3d5..5d68dd2 100644
--- a/simulators/zombie-survival/Entity.ts
+++ b/simulators/zombie-survival/Entity.ts
@@ -1,6 +1,5 @@
 import { type Change, ChangeType } from "./Change";
 import { Position } from "./Position";
-import { randomId } from "./lib/randomId";
 
 export enum EntityType {
   Box,
@@ -11,8 +10,6 @@ export enum EntityType {
 }
 
 export class Entity {
-  private id: string = randomId();
-
   protected destructible: boolean;
   protected changes: Change[] = [];
   protected health: number;
@@ -47,10 +44,6 @@ export class Entity {
     this.health = 0;
   }
 
-  public eq(entity: Entity): boolean {
-    return this.id === entity.id;
-  }
-
   public getChange<T extends ChangeType>(type: T) {
     const change = this.changes.find((change) => change.type === type);
 
diff --git a/simulators/zombie-survival/lib/randomId.ts b/simulators/zombie-survival/lib/randomId.ts
deleted file mode 100644
index 00e3d5c..0000000
--- a/simulators/zombie-survival/lib/randomId.ts
+++ /dev/null
@@ -1,5 +0,0 @@
-export function randomId(): string {
-  const buf = new Uint8Array(8);
-  window.crypto.getRandomValues(buf);
-  return Buffer.from(buf).toString("hex");
-}