private void OnRemoved(bool updatePosGrid)
 {
     StopAllCoroutines();
     TurnPhysicsOff();
     isConnected    = false;
     this.isShifted = false;
     this.neighbors = new Neighbors();
     if (_isRemovedFromGrid)
     {
         _parentGrid.RemoveVisualBubble(this, updatePosGrid);
     }
     else
     {
         _parentGrid.RemoveBubble(this, updatePosGrid);
     }
 }