Zanthos, Fallen Angel

+2: Choose one-- Destroy target creature and lose life equal to its toughness; or draw a card and lose life equal to its converted mana cost.
-3: You may discard any number of cards. All creatures get +X/-X until end of turn, where X is equal to the number of cards you discarded + 2.
-13: Exile all nonland permanents your opponents control, all cards from your opponents' graveyards, and all cards from your opponents' hands.