Cannot be destroyed by battle. At the end of the Damage Step, if this card battled an opponent's monster: You can place 1 Piece Counter on this card (max. 4), then you can apply the following effect, based on the number of Piece Counters on it.
●1: Place 1 monster from your Deck on top of your Deck.
●2: Draw 1 card.
●3: Add 1 monster from your Deck to your hand.
●4: Add 1 card from your Deck to your hand.