Brackmar, Gladiator of Sins

Human offering (You may cast this card any time you could cast an instant by sacrificing a Human and paying the difference in mana costs between this and the sacrificed Human. Mana cost includes color.)
First strike
When Brackmar dies, deal X damage to any target, where X is equal to Brackmar'sPower.
Pay 3 life: Brackmar, Eternal Gladiator gets +2/-1 until end of turn.