implementing goblin death, need to find way deactivate it for time

Assets/Scripts/Character.cs

@@ -26,6 +26,7 @@ public abstract class Character : MonoBehaviour
     protected bool _isFalling;
     protected bool _facingRight = true;
 
+    protected bool isCanGoDown = false; 
     protected bool isCanClimbUp=false;
     protected bool isAllowVertical = true;
     protected bool isAllowRight = true;
@@ -38,6 +39,7 @@ public abstract class Character : MonoBehaviour
         _capsuleCollider = GetComponent<CapsuleCollider2D>();
 
         _cellSize = new Vector2(0.6f, 1f);
+        Spawn();
     }
 
     protected void Spawn()
@@ -74,7 +76,7 @@ public abstract class Character : MonoBehaviour
             if (_isOnLadder)
             {
                 isCanClimbUp=CanClimbUp();
-
+                isCanGoDown = CanGoDown();
                 float ladderXCenterDistance = Mathf.Abs(transform.position.x - block.transform.position.x);
 
                 float v_movement = inputVertical;
@@ -143,10 +145,16 @@ public abstract class Character : MonoBehaviour
         return false;
     }
 
+    private bool CanGoDown()
+    {
+        var rayCastHit = Physics2D.RaycastAll(_capsuleCollider.bounds.center, Vector2.down, _capsuleCollider.size.y+0.5f, _mapLayer);
+        if (rayCastHit.Any(x=>x.collider.transform.GetComponent<MapElement>().ElementSO.ElementType != MapElementType.Ladder))
+                return false;
+        return true;
+    }
+
     private MapElement GetMapElement()
     {
-
-
         var collider = BoxCast(_capsuleCollider.bounds.center, _cellSize, 0f, Vector3.forward, .01f, _mapLayer);
         Color color = Color.red;
         MapElement mapElement = null;

Assets/Scripts/EnemyAI.cs

@@ -1,11 +1,15 @@
-using UnityEditor.Experimental.GraphView;
-using UnityEngine;
+using UnityEngine;
 
 public class EnemyAI : Character
 {
+    private bool _needRespawn = false;
+    private int _respawnTimeout = 4;
+    private float _respawnElementTimer;
+
     protected override void OnDeath()
     {
-    }
+       _needRespawn = true;
+}
 
     protected override void SetClimbingAnimation(bool isClimbing)
     {
@@ -17,35 +21,50 @@ public class EnemyAI : Character
 
     private void Update()
     {
+        if(_needRespawn)
+        {
+            _respawnElementTimer -= Time.deltaTime;
+            if (_respawnElementTimer <= 0)
+            {
+                _respawnElementTimer = _respawnTimeout;
+                _needRespawn = false;
+                Spawn();
+            }
+            return;
+        }
+
         float horizontal = 0;
         float vertical = 0;
 
-        Vector2 directionToPlayer = Player.Instance.transform.position - transform.position;        
+        Vector2 directionToPlayer = Player.Instance.transform.position - transform.position;
         directionToPlayer.Normalize();
 
         float verticalDistance = Player.Instance.transform.position.y - transform.position.y;
 
-        if (Mathf.Abs(Player.Instance.transform.position.y - transform.position.y) < 0.1f)
+
+        if (verticalDistance > 0 && isCanClimbUp && isAllowVertical)
         {
-            horizontal = directionToPlayer.x;
+            vertical = VerticalMove(verticalDistance);
         }
-        else if (verticalDistance>0 && isCanClimbUp && isAllowVertical)
+        else if (verticalDistance < 0 && isAllowVertical && isCanGoDown)
         {
-            vertical =VerticalMove(verticalDistance);
-        }
-        else if (verticalDistance<0 && isAllowVertical)
-        {
-           vertical =VerticalMove(verticalDistance);
+            vertical = VerticalMove(verticalDistance);
         }
         else
         {
-            horizontal = directionToPlayer.x;
-        }
+            if (Mathf.Abs(Player.Instance.transform.position.x - transform.position.x) < 0.1f)
+            {
+                print($"horizontal block");
+                horizontal = 0;
+            }
+            else if (directionToPlayer.x < 0)
+            { horizontal = -1; }
+            else if (directionToPlayer.x > 0)
+            { horizontal = 1; }
+
+        }
+        print($"horizontal {horizontal}");
 
-        if (Input.GetKey(KeyCode.F))
-        { horizontal = -1; }
-        if (Input.GetKey(KeyCode.H))
-        { horizontal = 1; }
         if (Input.GetKey(KeyCode.T))
         { vertical = 1; }
         if (Input.GetKey(KeyCode.G))

Assets/Scripts/MapElements/BreakableWall.cs

@@ -15,7 +15,8 @@ public class BreakableWall : MapElement
 
     private void Start()
     {
-        _boxCollider=GetComponent<BoxCollider2D>();
+        _respawnElementTimer = _respawnTimeout;
+        _boxCollider =GetComponent<BoxCollider2D>();
         _spriteRenderer= GetComponentInChildren<SpriteRenderer>();
     }
 
@@ -23,7 +24,7 @@ public class BreakableWall : MapElement
     {
         IsEnabled = false;
         _boxCollider.isTrigger=true;
-        _spriteRenderer.enabled = false;
+        _spriteRenderer.enabled = IsEnabled;
 
         Instantiate(_hitParticles, transform.position, Quaternion.identity);
 
@@ -46,7 +47,7 @@ public class BreakableWall : MapElement
                 }
                 IsEnabled = true;
                 _boxCollider.isTrigger = false;
-                _spriteRenderer.enabled = true;
+                _spriteRenderer.enabled = IsEnabled;
                 _needRespawn = false;
             }
         }

Assets/Scripts/Player.cs

@@ -47,7 +47,6 @@ public class Player : Character
         DontDestroyOnLoad(gameObject);
 
         _spriteRenderer = GetComponentInChildren<SpriteRenderer>();
-        Spawn();
     }
 
     public void AddCoin()