private void OnTriggerEnter2D(Collider2D collision)
 {
     if (isVisible)
     {
         if (collision.CompareTag(tagPlayer))
         {
             HpManager.IncreaseMaxHp();
             Destroy(parent);
             SoundEffect.PlayEatPhoenix();
         }
     }
     else
     {
         if (collision.CompareTag(tagBullet))
         {
             isVisible             = true;
             spriteRenderer.sprite = sprite;
             Destroy(collision.gameObject);
             SoundEffect.PlayItemShow();
         }
     }
 }