Waker Lv 2[Auto]<Valid> Square <Trigger> This card appears. <Effect> For every 5 cards in your Trash, you may choose one of your opponent's Z/X on Normal Square, and destroy it. If 2 or more Z/X are destroyed, you may choose a Cost 3 or less Z/X in your Trash, and make it appear on Normal Square without Z/X in Reboot State. Waker Lv 4[Always]<Valid> Trash <Effect> If there are 4 or more cards in your Trash, this card's Cost is reduced by 2. However, the Cost cannot be equal to or less than 0.