Who Would Win?

Garth

Adventurer; Magician, former Sidekick

Atlantean Physiology, Superhuman Strength, Underwater Breathing, Enhanced Swimming Speed, Water Manipulation, Mystical Energy Blasts

Atlantean Armor

Aquaman Family; formerly Black Lantern Corps, Sentinels of Magic, Teen Titans

Anthony Edward Stark

CEO of Stark Industries, inventor

Flight, Super Strength, Super Speed, Stamina, Invulnerability, Intellect, Radar Sense, Force Field, Blast Power, Healing, Weapon Master, Magnetism, Implants, Psionic, Insanely Rich, Power Suit, Unarmed Combat, Gadgets, Electricity Control, Sub-Mariner, Tracking, Electronic interaction, Technopathy, Light Projection, Holographic Projection, Energy Shield, Energy Absorption, Heat Generation, Stealth, Leadership

Model-Prime Armor, Hulkbuster, Godbuster, Thorbuster, repulsor tech, AI companion (Friday), Sol's Hammer

21st Century New World Order, Alpha Team, Anachronauts, Avengers, Avengers Unity Squad, Avengers West Coast, Avenging Host, Bowling League of America, Circuits Maximus, Darkhold Defenders, Force Works, Future Foundation, Guardians of the Galaxy, Hellfire Club, Human High Council, Human Liberation Front, Illuminati, Initiative Staff, Iron Avengers, Iron Force, Iron Friends, Legion of the Unliving, Maria Stark Foundation, Marvel Zombies, New Avengers, S.H.I.E.L.D., Stark Industries, Stark Unlimited, Super Hero Squad, The A.I. Army, The Galactic Avenger Battalion, The Initiative, The Iron Legion, The Light Brigade, The Vi-Locks, Thor Corps, Thunder Guard, Thunderbolts, Ultimates, Weapon X