Brawn, Amadeus Cho is a uncommon Legendary Creature — Gamma Scientist Hero card from Marvel Super Heroes Commander (MSC), collector number 567. Current market price: $0.24, TCGplayer market prices via Scryfall.
When Brawn enters, draw a card. Power-up — {4}{G/U}: Put a +1/+1 counter on Brawn for each card in your hand. (Activate each power-up ability only once. Reduce the cost by his mana cost if he entered this turn.)