Master of Cruelties is a mythic Creature — Demon card from Ravnica Remastered (RVR), collector number 198. Current market price: $5.75 (foil $5.78), TCGplayer market prices via Scryfall.
First strike, deathtouch This creature can only attack alone. Whenever this creature attacks a player and isn't blocked, that player's life total becomes 1. This creature assigns no combat damage this combat.