Vagondu, Lord of the Void

+2: Exile up to one card from an opponent's graveyard. For each card exiled this way, you draw a card and target opponent gains 4 life.
-4: Exile target permanent. Add X colorless mana to your mana pool, where X is that permanent's converted mana cost. You lose X life.
-10: Exile any number of cards from your graveyard and hand. For each card exiled this way, exile target permanent. You lose twice that much life.