Splatter Thug is a common Creature — Human Warrior card from Iconic Masters (IMA), collector number 146. Current market price: $0.06 (foil $0.05), TCGplayer market prices via Scryfall.
First strike 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.)