Card Ability

■ You may only cast this card if you have a «Black Dragon» monster on your field. ■ [Cast Cost] [Pay 3 life] ■ [Set] ■ Abilities of this card on the field cannot be nullified. ■ At the end of your opponent's turn, put the top card of your deck into this card's soul. Then, if there are three or more souls in this card, put this card from the field into your drop zone, and you win the game.