Damnation, of Push and Pull

Flying, lifelink, deathtouch, menace, first strike
Whenever a creature dies, you may pay X life. If
you do, return another target creature with power
X or less from your graveyard to the battlefield.
Sacrifice a creature: Destroy target creature with
power less than that of the sacrificed creature.
Whenever a creature enters the battlefield from a graveyard, draw a card and gain one life.