diff --git a/pathological-frontend/src/multiplayer_controller.ts b/pathological-frontend/src/multiplayer_controller.ts
new file mode 100644
index 0000000..f6fca77
--- /dev/null
+++ b/pathological-frontend/src/multiplayer_controller.ts
@@ -0,0 +1,31 @@
+import { hostApi } from "./Config";
+
+const BASE_URL = hostApi.concat("/api/v1");
+
+export class multiplayerController {
+  async createGame(gameId: string, playerId: string): Promise<Response> {
+    return await fetch(BASE_URL.concat("/multiplayer/game"), {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json",
+      },
+      body: JSON.stringify({
+        player_id: playerId,
+        game_id: gameId,
+      }),
+    });
+  }
+
+  async joinGame(gameId: string, playerId: string): Promise<Response> {
+    return await fetch(BASE_URL.concat("/multiplayer/game/join"), {
+      method: "PUT",
+      headers: {
+        "Content-Type": "application/json",
+      },
+      body: JSON.stringify({
+        player_id: playerId,
+        game_id: gameId,
+      }),
+    });
+  }
+}