■ Whenever you put a Shinobi into the battle zone , draw a card .

■ At the end of each turn , you may choose one of your Shinobis in the battle zone or hand and put it under this D2 Field . (Whenever another D2 Field is put into the battle zone , put this D2 Field into your graveyard .) Denjara Switch : At the end of your opponent 's turn , if there are 8 or more Shinobis under this D2 Field , you may turn this D2 Field upside down for the rest of the game . If you do, each player shuffles all their cards in the battle zone and shield zone into their deck .