Kelrick, Lord of Hellthorn

Power from Pain 3 (whenever a creature target
opponent controls is put into a graveyard from the
battlefield, this creature gets +3/+0 until end of turn.)
Haste, first Strike.
Ward-Sacrifice a nontoken creature.
"Long have I awaited the day I could take
the life of the great Ahzek Ahriman, today
I wait no longer!"