Xorianth, the Resurrector

+2: Exile a card from target player's graveyard.
-X: Return X permenants from exile that were exiled by Xorianth, the Slayer or Xorianth, the Resurrector to the battlefield under your control.
-11: Each opponent loses life equal to the total converted mana cost of permenants you control but don't own. You gain all the life lost this way.