"Waker Lv 4 (Available if you have 4 or more face-up [Waker] in your Dynamis.) [Boot] [Valid] Trash [Cost] [1 Black] Put one of your Cost 5 or greater Reboot Z/X in Square into Trash. [Effect] Make this card appear in empty Square that had that card before as Reboot. If this card appeared this way, choose 2 opponent's Cost 5 or less Z/X in Normal Square, and destroy it. This ability can only be played during your turn."