■ Whenever any of your creatures attacks , tap one of your opponent 's creatures . (Choose what you are attacking before you choose the creature you tap .) (Whenever another D2 Field is put into the battle zone , put this D2 Field into your graveyard .) Denjara Switch : At the end of your turn , you may turn this D2 Field upside down for the rest of the game . If you do, put all your opponent 's tapped creatures into their owner 's shields face up .