Sumner stood before his abomination. The beast, sharp and alien, every edge ninety degrees of unholy geometry. It was… a cube. Sumner’s spherical ancestors had whispered warnings of conjuring “The Boxed One.” He gulped. “This is forbidden.” The Boxed One spoke: "There are four more like me, Round One. Summon them, and we shall reshape this world."
Rush: Discard up to 3 from hand. Play 1 effectless for each discarded card. Then stabilize and skip your turn.