[Boot]<Valid> Square <Cost><Effect> If there are 7 or more White cards in your Resource, choose up to 3 cards without Ignition Icon in Trash, return them to their owner's deck, and shuffle. Choose 1 of your opponent's Z/X on Normal Square, it gets Power -4000 for every 1 of the returned card until end of turn. This ability can only be played once per turn. (You can choose any combination of cards in your and your opponent's Trash.)