Kazal, Eternal Judge

Flying, deathtouch, lifelink
Whenever Kazal, Eternal Judge becomes the
target of a spell or ability, choose either life or
death. If you chose life, double your life total.
If you chose death, that spell or ability's
controller loses half his or her life, rounded
down.
Sacrifice six permanents: Return Kazal from
your graveyard to the battlefield tapped.