Silumgar Butcher is a common Creature — Zombie Djinn card from Dragons of Tarkir (DTK), collector number 122. Current market price: $0.03 (foil $0.20), TCGplayer market prices via Scryfall.
Exploit (When this creature enters, you may sacrifice a creature.) When this creature exploits a creature, target creature gets -3/-3 until end of turn.