({B/P} can be paid with either {B} or 2 life.) Lifelink For each {B} in a cost, you may pay 2 life rather than pay that mana. Whenever you cast a black spell, put a +1/+1 counter on K'rrik.

Flying {B}, Pay 2 life: Target creature gets -1/-1 until end of turn. Whenever you lose life, draw that many cards. (Damage causes loss of life.)

Flying When this creature enters, if you cast it from your hand, destroy all nonartifact, nonblack creatures. They can't be regenerated.

Flying Your opponents can't gain life. At the beginning of each end step, each opponent loses life equal to the life that player lost this turn. (Damage causes loss of life.)

Flying, trample At the beginning of your upkeep, sacrifice a creature other than this creature, then each opponent loses life equal to the sacrificed creature's power. If you can't sacrifice a creature, tap this creature and you lose 7 life.

A deck can have any number of cards named Shadowborn Apostle. {B}, Sacrifice six creatures named Shadowborn Apostle: Search your library for a Demon creature card, put it onto the battlefield, then shuffle.

Lifelink Devourer of Souls — Whenever another creature dies, put a +1/+1 counter on this creature.

({T}: Add {B}.)

You may pay 6 life and sacrifice three black creatures rather than pay this spell's mana cost. Flying, trample

{T}: Add {C}{C}.