Rakdos, the Showstopper is a mythic Legendary Creature — Demon card from Ravnica: Clue Edition (CLU), collector number 205. Current market price: $2.65, TCGplayer market prices via Scryfall.
Flying, trample When Rakdos enters, flip a coin for each creature that isn't a Demon, Devil, or Imp. Destroy each creature whose coin comes up tails.