diff --git a/Assets/Scenes/Island.unity b/Assets/Scenes/Island.unity
index caa0079..dbf80f5 100644
--- a/Assets/Scenes/Island.unity
+++ b/Assets/Scenes/Island.unity
@@ -3941,6 +3941,7 @@ Transform:
   - {fileID: 1282261902}
   - {fileID: 709556714}
   - {fileID: 884308128}
+  - {fileID: 2072548927}
   m_Father: {fileID: 0}
   m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
 --- !u!1001 &486141168
@@ -15645,6 +15646,52 @@ Transform:
   m_CorrespondingSourceObject: {fileID: 5368672011475721328, guid: 8dd20c91f0d7a7b419f6bedcd1870cba, type: 3}
   m_PrefabInstance: {fileID: 2022833990}
   m_PrefabAsset: {fileID: 0}
+--- !u!1 &2072548926
+GameObject:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  serializedVersion: 6
+  m_Component:
+  - component: {fileID: 2072548927}
+  - component: {fileID: 2072548928}
+  m_Layer: 0
+  m_Name: TurretBuildTimer
+  m_TagString: Untagged
+  m_Icon: {fileID: 0}
+  m_NavMeshLayer: 0
+  m_StaticEditorFlags: 0
+  m_IsActive: 1
+--- !u!4 &2072548927
+Transform:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 2072548926}
+  serializedVersion: 2
+  m_LocalRotation: {x: 0, y: 0, z: 0, w: 1}
+  m_LocalPosition: {x: 0, y: 0, z: 0}
+  m_LocalScale: {x: 1, y: 1, z: 1}
+  m_ConstrainProportionsScale: 0
+  m_Children: []
+  m_Father: {fileID: 481586150}
+  m_LocalEulerAnglesHint: {x: 0, y: 0, z: 0}
+--- !u!114 &2072548928
+MonoBehaviour:
+  m_ObjectHideFlags: 0
+  m_CorrespondingSourceObject: {fileID: 0}
+  m_PrefabInstance: {fileID: 0}
+  m_PrefabAsset: {fileID: 0}
+  m_GameObject: {fileID: 2072548926}
+  m_Enabled: 1
+  m_EditorHideFlags: 0
+  m_Script: {fileID: 11500000, guid: 330d868d3d6a72c489dce65e1ca03edc, type: 3}
+  m_Name: 
+  m_EditorClassIdentifier: Assembly-CSharp::TurretsBuildTimer
+  _gameManager: {fileID: 1875710079}
+  _buildTime: 10
 --- !u!1001 &2096698926
 PrefabInstance:
   m_ObjectHideFlags: 0
diff --git a/Assets/Scripts/TurretsBuildTimer.cs b/Assets/Scripts/TurretsBuildTimer.cs
new file mode 100644
index 0000000..79d5da0
--- /dev/null
+++ b/Assets/Scripts/TurretsBuildTimer.cs
@@ -0,0 +1,60 @@
+using UnityEngine;
+using System.Collections;
+using UnityEngine.Events;
+
+public class TurretsBuildTimer : MonoBehaviour
+{
+    [SerializeField] private GameManager _gameManager;
+    [SerializeField] private float _buildTime = 10f;
+    [SerializeField] private UnityEvent<OnTickEventArgs> _onTick;
+
+    public event UnityAction<OnTickEventArgs> OnTick
+    {
+        add => _onTick.AddListener(value);
+        remove => _onTick.RemoveListener(value);
+    }
+
+    private static readonly WaitForSeconds _wait = new(1f);
+
+    private void OnEnable()
+    {
+        _gameManager.OnStateChanged += OnStateChanged;
+    }
+
+    private void OnDisable()
+    {
+        _gameManager.OnStateChanged -= OnStateChanged;
+    }
+
+    private void OnStateChanged(GameManager.GameState newState)
+    {
+        if (newState == GameManager.GameState.BuildingPath)
+            return;
+
+        StopCoroutine(nameof(Timer));
+        if (newState == GameManager.GameState.BuildingTurrets)
+            StartCoroutine(nameof(Timer));
+    }
+
+    private IEnumerator Timer()
+    {
+        for (float i = 0; i < _buildTime; i++)
+        {
+            _onTick?.Invoke(new OnTickEventArgs
+            {
+                ElapsedSeconds = i,
+                TotalSeconds = _buildTime
+            });
+            yield return _wait;
+        }
+
+        _gameManager.NextLevel();
+    }
+
+    public class OnTickEventArgs
+    {
+        public float SecondsLeft => TotalSeconds - ElapsedSeconds;
+        public float ElapsedSeconds { get; set; }
+        public float TotalSeconds { get; set; }
+    }
+}
diff --git a/Assets/Scripts/TurretsBuildTimer.cs.meta b/Assets/Scripts/TurretsBuildTimer.cs.meta
new file mode 100644
index 0000000..32befc7
--- /dev/null
+++ b/Assets/Scripts/TurretsBuildTimer.cs.meta
@@ -0,0 +1,2 @@
+fileFormatVersion: 2
+guid: 330d868d3d6a72c489dce65e1ca03edc
\ No newline at end of file