Waker Lv 4 [Boot] [Valid] Square [Cost] Return this card to hand. [Effect] You may choose a Cost 5 or less Z/X in your hand except "Unbound Sword, Al Dhanab", and make it appear in empty ◎ Square as Reboot. Until end of turn, you cannot play card named "Unbound Sword, Al Dhanab". This ability can only be played during your turn.