Hercules, Prince of Power is a uncommon Legendary Creature — Demigod Warrior Hero card from Marvel Super Heroes (MSH), collector number 171. Current market price: $0.13 (foil $0.26), TCGplayer market prices via Scryfall.
Power-up — {4}{G}: Put a +1/+1 counter on Hercules. He gains vigilance, indestructible, and haste until end of turn. (Activate each power-up ability only once. Reduce the cost by his mana cost if he entered this turn.)