gregory couldnt remember deciding to move and he thought no thoughts about the spell his body cast like his father had mere seconds ago , he sidestepped the wordless spell exploded from him a strange restraint on his magic seemed to break all at once ; the entirety of gregorys thauma condensed around his fist the same instant his fist drove through the grotesque head ; the spells power shredded the creature , flung it back into the opposite wall ; it dispersed into smoke before it hit the ground .