You vote for the one who you like more, not who's the strongest one in a fight and have fun:
Luke Cage vs. Unuscione
M.O.D.O.K. vs. Jack Power
Sasquatch (Walter Langkowski) vs. Baron Mordo
Thunderbird (John Proudstar) vs. Egghead (Elihas Starr)
Kingpin (Wilson Fisk) vs. Alex Power
Hela vs. Anole
Thunderstrike (Eric Masterson) vs. Fabian Cortez
The Vulture (Adrian Toomes) vs. Surge
Puck (Eugene Judd) vs. Kraven the Hunter (Sergei Kravinoff)
Ms. Marvel (Kamala Khan) vs. Pretty Boy
Skurge the Executioner vs. Frenzy
Ka-Zar (Kevin Plunder) vs. Marco Delgado
Sunfire vs. Morgan le Fay
Silvermane (Silvio Manfredi) vs. Elixir
Odin vs. Sebastian Shaw
Banshee (Sean Cassidy) vs. Nightmare
Black Widow (Yelena Belova) vs. Joseph
Ultron vs. Danger
Rachel Summers vs. The Purple Man
The Abomination vs. Leech
Longshot vs. Shuma-Gorath
Mantis vs. Sauron
The Leader vs. Artie Maddicks
Moonstone (Karla Sofen) vs. Prodigy (David Alleyne)
Sabretooth vs. Devil Dinosaur
Titania (Mary MacPherran) vs. Hulkling
Legion vs. Radioactive Man (Chen Lu)
Apocalypse vs. Moon Girl
The Red Skull (Johann Schmidt) vs. Hellion (Julian Keller)
Manifold vs. Toad
Julia Carpenter vs. Donald Pierce
The Absorbing Man vs. Speed
Snowbird vs. Dr. Octopus (Otto Octavius)
Scorpion (Mac Gargan) vs. Julie Power
Pyro vs. Volstagg
Shaman vs. Thanos
The Human Torch (Jim Hammond) vs. Selene
The Asbestos Man vs. Karma
Rage vs. Harry Leland
Shanna the She-Devil vs. Exodus
Annihilus vs. Patriot (Eli Bradley)
Machine Man vs. Bonebreaker
Domino (Neena Thurman) vs. Sin
Typhoid Mary vs. Skids
Dr. Druid vs. Amelia Voght
Angel (Warren Worthington III) vs. The Owl
The Matador (Manuel Eloganto) vs. Boom-Boom
White Tiger (Ava Ayala) vs. Mastermind (Jason Wyngarde)
Blastaar vs. Stature
Hawkeye (Kate Bishop) vs. Skullbuster I
The Blob vs. Fandral the Dashing
Cannonball vs. The Molecule Man
Avalanche vs. Hogun the Grim
War Machine (James Rhodes) vs. Lady Deathstrike
Vindicator (Heather Hudson) vs. Green Goblin (Norman Osborn)
Warpath (James Proudstar) vs. Erik Killmonger
Guardian (James Hudson, Jr.) vs. Amora the Enchantress
Shang-Chi vs. Daken
The Porcupine (Roger Gocking) vs. Sage
Aurora vs. Morbius
The Mandarin vs. Katie Power
Northstar vs. Dracula
Mikhail Rasputin vs. Franklin Richards
Jessica Jones vs. Unus the Untouchable