El Lobo, Shadow-Forged Beast

Trample, Haste, Indestructible
Whenever El Lobo, The Shadow-Forged Beast attacks, target opponent sacrifices a creature or planeswalker.
Aura of Fear: Creatures your opponents control get -2/-2 until the end of turn whenever El Lobo attacks.
Rend the Flesh: {3}{u/b}{b/r}: Deal 6 damage to any target. This damage can't be prevented.
"The death that stalks in darkness can only bring one thing—finality."