Who Would Win?

Cain Marko

Adventurer formerly Professional criminal, mercenary, soldier

Super Strength, Super Speed, Stamina, Invulnerability, Force Field, Healing, Magic, Power Suit, Unarmed Combat, Divine Powers, Immortal, Inertia Absorption, Reality Manpulation, Dimensional Manipulation, Energy Shield, Power Item, Energy Absorption, Berserker Strength, Longevity

Crimson Gem of Cyttorak, Helmet (telepathy shield)

Brotherhood of Evil Mutants, Excalibur, Exemplars, Exiles, Horsemen of Apocalypse, Legion Accursed, Legion of X, Lethal Legion, Marvel Zombies, Savage Avengers, The Unstoppables, The Vi-Locks, The Worthy, Thunderbolts, United States Army, X-Men, Xavier Institute

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)