Rot-Curse Rakshasa (#339)

Type: Creature — Demon

Text: Trample
Decayed (This creature can't block. When it attacks, sacrifice it at end of combat.)
Renew — {X}{B}{B}, Exile this card from your graveyard: Put a decayed counter on each of X target creatures. Activate only as a sorcery.

Set: Tarkir: Dragonstorm (#339)