King DeDeDe, Penguin God

+2: You gain 2 life & exile 2 cards from the graveyard, each player sacrifices 2 creatures & discards 2 cards to the graveyard.
-15: Each player exiles 2 cards,then destroy all creatures (controller doesn't do this).
-20: Each player gives you a Legendary Planeswalker for rest of the game, players who don't control a Legendary Planeswalker/creature lose the game.