Shang-Chi, Master of Kung Fu is a mythic Legendary Creature — Human Warrior Hero card from Marvel Super Heroes (MSH), collector number 370. Current market price: $14.45 (foil $22.16), TCGplayer market prices via Scryfall.
You may activate abilities of creatures you control as though those creatures had haste. {T}: Add two mana of any one color. Spend this mana only to activate abilities of creature sources.