Zeref, the Black Wizard

+1: Reveal the top card of your library and put it into your hand. Each opponent loses life equal to its converted mana cost.
-X: Sorin, Grim Nemesis deals X damage to target creature or planeswalker and you gain X life.
-9: Put a number of 1/1 black Vampire Knight tokens with lifelink onto the battlefield equal to the highest life total among players.