: You may put a creature card from your hand onto the battlefield. That creature gains haste. Sacrifice the creature at the beginning of the next end step.
When this creature enters, exile all lands.
When this creature leaves the battlefield, return the exiled cards to the battlefield tapped under their owners' control.
When this creature enters, target opponent chooses a permanent they control at random and sacrifices it. If a nonland permanent is sacrificed this way, repeat this process.