■ Oniend : Whenever a creature attacks , if any player has no shields and you have at least one darkness card and one fire card in your mana zone , you may cast this spell from your hand for no cost .

■ Put the top 4 cards of your deck into your graveyard . From among the cards put into your graveyard in this way, choose a darkness or fire non- evolution creature that costs 6 or less and put it. Then you may choose one of your opponent 's creatures . Those 2 creatures battle .