Orb destroy itself after 15 seconds

Assets/Orb/OrbStats.cs

@@ -18,6 +18,8 @@ public class OrbStats : MonoBehaviour
         _sr = GetComponent<SpriteRenderer>();
 
         transform.Translate(new Vector3(Random.Range(-0.5f, 0.5f), Random.Range(-0.5f, 0.5f)));
+
+        Invoke(nameof(DestroyAfterTime), 15f);
     }
 
     private void Update()
@@ -35,4 +37,9 @@ public class OrbStats : MonoBehaviour
                 break;
         }
     }
+    
+    private void DestroyAfterTime()
+    {
+        Destroy(gameObject);
+    }
 }