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)

Robert "Bob" Reynolds

Superhero, unstable god-tier being

Flight, Super Strength, Super Speed, Stamina, Invulnerability, Telepathy, Telekinesis, Intellect, Teleport, Blast Power, Healing, Super Sight, Super Smell, Super Hearing, Invisibility, Phasing / Ghost, Shape Shifter, Psionic, Unarmed Combat, Weather Control, Size Manipulation, Immortal, Light Projection, Reality Manpulation, Levitation, Empathy, Heat Vision, Death Touch, Energy Absorption, Energy Manipulation, Heat Generation, Berserker Strength, Longevity

CLOC (computer), Watchtower — relies on the power of a million exploding suns

Avengers, Dark Avengers, Horsemen of Apocalypse, New Avengers, Secret Disciples of Strange, The Black Legion, The Blasphemy Cartel, Thunderbolts