+Pandemonium (2)
Whenever a creature enters the battlefield, that creature's controller may have it deal damage equal to its power to any target of their choice.
: Each player exiles the top card of their library face down.
, , Sacrifice Pyxis of Pandemonium: Each player turns face up all cards they own exiled with Pyxis of Pandemonium, then puts all permanent cards among them onto the battlefield.