Who Would Win?

Mar-Vell

Air Force pilot, Avenger, cosmic protector

Energy Absorption, Photon Blasts, Flight, Superhuman Strength, Superhuman Durability, Binary Form, Cosmic Awareness

Kree-enhanced suit — relies on cosmic energy absorption powers

currently Avengers, former companion to the X-Men (as Carol Danvers), former member of the Starjammers (as Binary), Former Avenger (as Ms. Marvel)

Heracles

Adventurer, Olympian God of Strength and Labor, later Olympian God of Heroes

Godlike Strength, Immortality, Enhanced Durability, Accelerated Healing, Combat Mastery, Resistance to Magic

Golden Mace, Sword of Peleus, Adamantine Armor

Formerly God Squad, Council of Godheads, Olympia Corp., Mighty Avengers, Renegades, Secret Avengers, Avengers, Champions of Los Angeles, Defenders, Heroes for Hire, Damage Control, Olympian Gods, Argonauts, Defenders for a Day