diff --git a/package.json b/package.json
index 82fadd2c5e..85d72e8c56 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "mdast-util-from-markdown": "^2.0.0",
     "mdast-util-to-hast": "^13.0.0",
     "normalize.css": "^8.0.1",
-    "phaser": "^3.55.2",
+    "phaser": "^3.87.0",
     "query-string": "^9.0.0",
     "re-resizable": "^6.9.9",
     "react": "^18.3.1",
@@ -100,6 +100,7 @@
     "yareco": "^0.1.5"
   },
   "devDependencies": {
+    "//": "See: https://github.com/facebook/react/issues/28313#issuecomment-2076798972, https://github.com/t3-oss/create-t3-turbo/issues/984#issuecomment-2076413457",
     "@babel/core": "^7.24.5",
     "@babel/plugin-proposal-private-property-in-object": "^7.21.11",
     "@babel/preset-typescript": "^7.24.1",
@@ -138,7 +139,6 @@
     "cross-env": "^7.0.3",
     "eslint": "^9.9.0",
     "eslint-plugin-react": "^7.35.0",
-    "//": "See: https://github.com/facebook/react/issues/28313#issuecomment-2076798972, https://github.com/t3-oss/create-t3-turbo/issues/984#issuecomment-2076413457",
     "eslint-plugin-react-hooks": "5.1.0-canary-cb151849e1-20240424",
     "eslint-plugin-react-refresh": "^0.4.9",
     "eslint-plugin-simple-import-sort": "^12.1.1",
@@ -146,7 +146,9 @@
     "husky": "^9.0.0",
     "npm-run-all2": "^7.0.0",
     "os-browserify": "^0.3.0",
+    "path": "^0.12.7",
     "path-browserify": "^1.0.1",
+    "phaser3spectorjs": "^0.0.8",
     "prettier": "^3.3.3",
     "process": "^0.11.10",
     "react-error-overlay": "^6.0.11",
@@ -177,5 +179,6 @@
       "last 1 firefox version",
       "last 1 safari version"
     ]
-  }
+  },
+  "packageManager": "yarn@1.22.22+sha512.a6b2f7906b721bba3d67d4aff083df04dad64c399707841b7acf00f6b133b7ac24255f2652fa22ae3534329dc6180534e98d17432037ff6fd140556e2bb3137e"
 }
diff --git a/src/features/game/input/GameInputManager.ts b/src/features/game/input/GameInputManager.ts
index 2ab78d792a..fff21fcfa7 100644
--- a/src/features/game/input/GameInputManager.ts
+++ b/src/features/game/input/GameInputManager.ts
@@ -32,7 +32,7 @@ class GameInputManager {
    * @param active if true, mouse input is enabled. Else, mouse input is disabled.
    */
   public enableMouseInput(active: boolean) {
-    this.scene.input.mouse.enabled = active;
+    this.scene.input.mouse!.enabled = active; // ! to convince typescript Mouse Manager exists
   }
 
   /**
@@ -41,7 +41,7 @@ class GameInputManager {
    * @param active if true, keyboard input is enabled. Else, keyboard input is disabled.
    */
   public enableKeyboardInput(active: boolean) {
-    this.scene.input.keyboard.enabled = active;
+    this.scene.input.keyboard!.enabled = active; // ! to convince typescript Keyboard Plugin exists
   }
 
   /**
@@ -57,7 +57,7 @@ class GameInputManager {
     event: string | symbol,
     callback: Function
   ) {
-    const keyObj = this.scene.input.keyboard.addKey(key);
+    const keyObj = this.scene.input.keyboard!.addKey(key); // ! to convince typescript Keyboard Plugin exists
     const keyboardListener = keyObj.addListener(event, callback);
     this.keyboardListeners.push(keyboardListener);
   }
diff --git a/yarn.lock b/yarn.lock
index 7bb26c2ea8..79cd9002b4 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6619,11 +6619,16 @@ event-emitter-es6@^1.1.5:
   resolved "https://registry.yarnpkg.com/event-emitter-es6/-/event-emitter-es6-1.1.5.tgz#ef95311b2e17aa39be763b031ce4af7ee9cb7849"
   integrity sha512-/n7qzkJBySdbe1W9/FBDdO7gzDIaewgj+Rj6Ayc2BdvVcaGP+p40DyViOFudCgV47UU8+cUFmcD3tJgjwY65qQ==
 
-eventemitter3@^4.0.0, eventemitter3@^4.0.1, eventemitter3@^4.0.7:
+eventemitter3@^4.0.0, eventemitter3@^4.0.1:
   version "4.0.7"
   resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-4.0.7.tgz#2de9b68f6528d5644ef5c59526a1b4a07306169f"
   integrity sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw==
 
+eventemitter3@^5.0.1:
+  version "5.0.1"
+  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-5.0.1.tgz#53f5ffd0a492ac800721bb42c66b841de96423c4"
+  integrity sha512-GWkBvjiSZK87ELrYOSESUYeVIc9mvLLf/nXalMOS5dYrgZq9o5OVkbZAVM06CVxYsCwH9BDZFPlQTlPA1j4ahA==
+
 events@^3.2.0:
   version "3.3.0"
   resolved "https://registry.yarnpkg.com/events/-/events-3.3.0.tgz#31a95ad0a924e2d2c419a813aeb2c4e878ea7400"
@@ -10406,13 +10411,17 @@ performance-now@^2.1.0:
   resolved "https://registry.yarnpkg.com/performance-now/-/performance-now-2.1.0.tgz#6309f4e0e5fa913ec1c69307ae364b4b377c9e7b"
   integrity sha512-7EAHlyLHI56VEIdK57uwHdHKIaAGbnXPiw0yWbarQZOKaKpvUIgW0jWRVLiatnM+XXlSwsanIBH/hzGMJulMow==
 
-phaser@^3.55.2:
-  version "3.55.2"
-  resolved "https://registry.yarnpkg.com/phaser/-/phaser-3.55.2.tgz#c1e2e9e70de7085502885e06f46b7eb4bd95e29a"
-  integrity sha512-amKXsbb2Ht29dGPKvt1edq3yGGYKtq8373GpJYGKPNPnneYY6MtVTOgjHDuZwtmUyK4v86FugkT3hzW/N4tjxQ==
+phaser3spectorjs@^0.0.8:
+  version "0.0.8"
+  resolved "https://registry.yarnpkg.com/phaser3spectorjs/-/phaser3spectorjs-0.0.8.tgz#a7996eebc9c498b6d9d19ecda35f16ad3918a8a8"
+  integrity sha512-0dSO7/aMjEUPrp5EcjRvRRsEf+jXDbmzalPeJ6VtTB2Pn1PeaKc+qlL/DmO3l1Dvc5lkzc+Sil1Ta+Hkyi5cbA==
+
+phaser@^3.87.0:
+  version "3.87.0"
+  resolved "https://registry.yarnpkg.com/phaser/-/phaser-3.87.0.tgz#209f1673b311a3f76d59f14b785699709a8f9cf5"
+  integrity sha512-AyI1b3T5fp05gzf6WUmu2FNqaZL+Y7w88yBRLf7YZXF9bncUSHpnDrupnTGoPqy/RKHRLBcay7zWeqQ2wiMWcw==
   dependencies:
-    eventemitter3 "^4.0.7"
-    path "^0.12.7"
+    eventemitter3 "^5.0.1"
 
 picocolors@^0.2.1:
   version "0.2.1"