Waker Lv 4 (Available if there are 4 or more face-up [Waker] in your Dynamis.)[Auto]<Valid> Square <Trigger> This card appears. <Effect> You may choose any number of your opponent's Z/X on Normal Square with total Cost of 6 or less, and destroy them. If 2 or more Z/X are destroyed by this ability, your opponent chooses 1 card in their hand, and puts it into Trash.