Hooded Brawler is a common Creature — Snake Warrior card from Amonkhet (AKH), collector number 173. Current market price: $0.09 (foil $0.40), TCGplayer market prices via Scryfall.
You may exert this creature as it attacks. When you do, it gets +2/+2 until end of turn. (An exerted creature won't untap during your next untap step.)