Dead Reveler is a common Creature — Zombie card from Return to Ravnica (RTR), collector number 62. Current market price: $0.11 (foil $0.15), TCGplayer market prices via Scryfall.
Unleash (You may have this creature enter with a +1/+1 counter on it. It can't block as long as it has a +1/+1 counter on it.)