So many mods to choose from for MUA!!! Sometimes, it's hard to choose your favorites within a single roster.
Below is a list of 40 themed rosters I have that you may want to use as well. They contain allies, lovers, enemies, and even some non-Marvel characters that have a heavy history with the characters. Obviously, as new mods come in, you'll want to add or sub-out characters.
AVENGERS (50)
Captain America, Thor, Iron Man, Hulk, Wasp, Hank Pym, Vision, Scarlet Witch, Hawkeye, Black Widow, War Machine, Ms. Marvel, Hercules, Black Panther, Quicksilver, Swordsman, Black Knight, Mantis, Moondragon, Quake, Falcon, Winter Soldier, U.S. Agent, Sersi, Crystal, Hellcat, Wonder Man, Tigra, Monica Rambeau, Namor, She-Hulk, Mockingbird, Moon Knight, Quasar, Spider-Man, Arachne, Darkhawk, Ant-Man, Thunderstrike, Jack of Hearts, Sentry, Wolverine, Spider-Woman, Luke Cage, Jessica Jones, Firestar, Justice, Valkyrie, Ronin, Kamala Khan
Team Stage: Avengers
WEST COAST AVENGERS (20)
Hawkeye, Mockingbird, War Machine, Tigra, Wonder Man, Iron Man, Thing, Hank Pym, Moon Knight, Wasp, Scarlet Witch, Vision, U.S. Agent, Jim Hammond, Quicksilver, Arachne, Darkhawk, Kate Bishop, Miss America, Gwenpool
(Not modded yet: Firebird, Machine Man, Living Lightning, Fuse, Kid Omega)
Team Stage: Los Angeles
CAPTAIN AMERICA (24)
Captain America, Agent Carter, Black Widow, Falcon, Winter Soldier, Nick Fury, Director Fury, Red Skull, Baron Zemo, Crossbones, Patriot, Hawkeye, Taskmaster, Arclight, Miss America, Kate Bishop, Quake, Maria Hill
(Gun Girls), Agent 13, Viper, U.S. Agent, Diamondback, Sharon Rogers, Captain Carter
(Not modded yet: Battlestar, Americop, Batroc, Serpent Society)
Team Stage: Captain America
IRON MAN (20)
Iron Man, War Machine, Rescue, Arachne, Ms. Marvel, The Mandarin, Dr. Doom, M.O.D.O.K, Grey Gargoyle, Ultron, Radioactive Man, Scarlet Witch, Beetle (MACH-V), Fixer, Grim Reaper, Crimson Dynamo, Luna Snow, Ghost, Ironheart, Ultimo
(Not modded yet: Detroit Steel, Whiplash, Crimson Cowl, Titanium Man, Living Laser, Blizzard, Count Nefaria, Madame Masque)
Team Stage: Iron Man
THOR (36)
Thor, Heimdall, Odin, Balder, Valkyrie, Valkyrie II, Jane Foster, Angela, Sif, Fandral, Hogun, Volstagg, Loki, Kurse, Enchantress, Ymir, Surtur, Hela, Ulik, Skurge, Gorr, Hermod, Destroyer Armor, Knull, Hercules, Ares, Sylvie, Absorbing Man, Conan the Barbarian, Red Sonja, Danielle Moonstar, Storm, Radioactive Man, Thunderstrike, Korg, Volla
(This roster included a couple of Olympians. Not modded yet: Malekith, Lorelei, Zeus)
Team Stage: Thor
AGENTS OF S.H.I.E.L.D. (35)
Nick Fury, Director Fury, Phil Coulson, Quake, Melinda May, Leo Fitz, Jemma Simmons, Alphonso Mack, Elena "Yo-Yo" Rodriguez, Agent Carter, Dum Dum Dugan, Maria Hill
(Gun Girls), Agent 13, Mockingbird, Deathlok, Warwolf, Captain America, Black Widow, Hawkeye, Shadowcat, Spider-Woman, Taskmaster, Red Skull, Baron Zemo, Grant Ward, Crossbones, Viper, Falcon, Yelena Belova, Quasar, Multiple Man, Danielle Moonstar, Iron Man, Green Goblin, Robbie Reyes
(Not modded yet: Izel, Abigail Brand, Valentina Allegra de Fontaine, Lash, Baron Strucker, Jimmy Woo)
Team Stage: Agents of SHIELD
SPIDER-MAN (50)
Spider-Man, Agent Venom, Scarlet Spider, Miles Morales, Spider-Man 2099, Kaine, Spider-Girl, Spider-Girl II, Silk, Spider-Gwen / Ghost-Spider, Mary Jane Watson, Black Cat, Spider-Woman, Arachne, Cloak, Dagger, Firestar, Iceman, Nightwatch, Silver Sable, New Goblin, Venom, Doctor Octopus, Knull, Shocker, Lizard, Mysterio, Green Goblin, Vulture, Electro, Kraven The Hunter, Kingpin, Hydro-Man, Sandman, Carnage, Morbius, Rhino, Scorpion, Beetle (MACH-V), Hammerhead, Swarm, Toxin, Prowler, Daredevil, Black Widow, Punisher, Ms. Marvel, J. Jonah Jameson, Aunt May, The Spot
(Not modded yet: Hobgoblin, Alistair Smythe, Jackpot, Tombstone, Calypso)
Team Stage: Spider-Man
WEB WARRIORS / SPIDER-VERSE (30)
Spider-Man, Spider-Man (Raimi), Spider-Man (Webb), Spider-Man (MCU), Spider-Man (Insomniac), Agent Venom, Scarlet Spider, Miles Morales, Spider-Man 2099, Symbiote Spider-Man, Spider-Man Noir, Kaine, Spider-Girl, Spider-Girl II, Silk, Spider-Gwen / Ghost-Spider, Mary Jane Watson, Venom, Spider-Woman, Arachne, Superior Spider-Man, Captain Universe (Spider-Man), Anti-Venom, Peni Parker SP//DR, Spider-Punk, Supaidaman, Spider-Man Supreme, Spider-Ham, Mayday Parker (Earth X), Bully Maguire
(Basically any Spider-Man variation or other characters with web or symbiote powers can apply here.)
Team Stage: Spider-Man
STREET LEVEL / DEFENDERS (30)
Daredevil, Luke Cage, Jessica Jones, Iron Fist, Misty Knight, Colleen Wing, Shang-Chi, Punisher, Elektra, Cloak, Dagger, Black Cat, Tarantula, White Tiger, Ronin, Hawkeye, Black Widow, Kate Bishop, Yelena Belova, Silver Sable, Kingpin, Purple Man, Bullseye, Lady Bullseye, Hammerhead, Night Nurse, Moon Knight, Sleepwalker, The Shroud, Rachel Alves
(Gun Girls)(Most characters from "Heroes for Hire" fit here.)
Team Stage: Street
FANTASTIC FOUR (38)
Mr. Fantastic, Invisible Woman, Human Torch, The Thing, Doctor Doom, She-Hulk, Silver Surfer, Namor, Black Panther, Crystal, Shuri, Okoye, Wyatt Wingfoot, Hank Pym, Ant-Man, Galactus, Uatu the Watcher, Black Bolt, Medusa, Gorgon, Karnak, Triton, Spider-Man (Future Foundation), Namorita, Attuma, Super-Skrull, Malice, Dragon Man, Terrax, Byrrah, Kang, Agatha Harkness, Blastaar, Zero-G, Lightspeed, Infamous Iron Man, Skrull Express, Sharon Ventura
(Not modded yet: Powerhouse / Franklin Richards, Brainstorm / Valeria Richards, Lyja, Frankie Raye, Psycho-Man, Victorious, Wizard, Diablo, Maximus)
Team Stage: Fantastic Four or Future Foundation
COSMIC MARVEL (45)
Silver Surfer, Nova, Darkhawk, Quasar, Adam Warlock, Ms. Marvel, Captain Universe, Blue Marvel, Star-Lord, Gamora, Drax, Rocket Raccoon, Groot, Mantis, Yondu, Nebula, Ronan The Accuser, Thanos, Captain Marvel, Vance Astro, Gladiator, Moondragon, Beta Ray Bill, Mistress Death, Galactus, Angela, Agent Venom, Super-Skrull, Sentry, Black Bolt, Medusa, Gorgon, Crystal, Karnak, Triton, Deathbird, Starbolt, Neutron, Uatu the Watcher, Dark Phoenix, Warstar, Hussar, Nova II (Sam Alexander), Cosmic Ghost Rider, Terrax
(Not modded yet: Frankie Raye, Maximus, Phyla-Vell, Starfox, Avril Kincaid)
Team Stage: Cosmic
GUARDIANS OF THE GALAXY (30)
Star-Lord, Gamora, Drax, Rocket Raccoon, Groot, Adam Warlock, Nova, Mantis, Vance Astro, Yondu, Captain Universe, Moondragon, Ronan the Accuser, Nebula, Thanos, Angela, Shadowcat (Star-Lady), Agent Venom, Iron Man, The Thing, Ms. Marvel, Ant-Man, Beta Ray Bill, Cosmic Ghost Rider, Hercules, Super-Skrull, Quasar, Hulkling, Wiccan, Doctor Doom
(Not modded yet: Jack Flag, Cosmo, Gamesmaster, Korath, Ego, The Collector, Kismet, Phyla-Vell, Charlie-27, Martinex, Nikki Gold, Starhawk, Lady Hellbender, Bug, Marvel Boy, Avril Kincaid)
Team Stage: Guardians of The Galaxy
NEW WARRIORS (14)
Night Thrasher, Firestar, Justice, Nova, Namorita, Penance (Speedball), Darkhawk, Jubilee, Dagger, Scarlet Spider, Slapstick, Chamber, Stacy X, Mass Master (of Power Pack)
(Not modded yet: Rage, Silhouette, Angel Salvadore, Wind Dancer)
Team Stage: New Warriors
HULK (23)
Hulk, Bruce Banner, Merged Hulk, Joe Fixit, Devil Hulk, Green Scar, Lou Ferrigno, She-Hulk, Red Hulk, Red She-Hulk, A-Bomb, The Leader, Maestro, Abomination, Doc Samson, Wendigo, Absorbing Man, Hulkling, Ang Lee Hulk, Ang Lee Banner, Weapon H, Korg, Amadeus Cho
(Not modded yet: Skaar, Mercy, Lady Hellbender, Umar)
Team Stage: Hulk
THUNDERBOLTS (30)
Luke Cage, Songbird, Venom, Green Goblin, Punisher, Elektra, Hawkeye, Juggernaut, Captain Marvel, Moonstone, Satana, Red Hulk, Black Widow, Deadpool, Shocker, Penance, Agent Venom, Bullseye, Taskmaster, Crossbones, Man-Thing, Radioactive Man, MACH-V, Ghost Rider, Baron Zemo (Citizen V), Winter Soldier, Fixer, Purple Man, Ghost, Sepulchre
(Not modded yet: Atlas, Mercy)
Team Stage: Thunderbolts
MIDNIGHT SONS (33)
Ghost Rider, Blade, Morbius, Johnny Blaze, Doctor Strange, Paradox, Hellstorm, Danny Ketch, Jennifer Kale, Werewolf by Night, Man-Thing, Satana, Hannibal King, Frank Drake, Abigail Whistler, Wong, Elsa Bloodstone, Doctor Voodoo, Moon Knight, Vengeance, Blackheart, Dormammu, Mephisto, Dracula, Baron Mordo, Victoria Montesi
(Gun Girls), Abraham Whistler, Black Cat, Wolverine, Punisher, Ancient One, Clea, Robbie Reyes
(You can include a few "Marvel Knights" and magic users here. Wolverine & Punisher are known allies. Not modded yet: Lilith, Scarecrow, Blackout, Jaine Cutter, Zadkiel)
Team Stage: Midnight Sons
MIDNIGHT SUNS (19)
Robbie Reyes, Blade, Doctor Strange, Magik, Wolverine, Scarlet Witch, Captain America, Iron Man, Spider-Man, Ms. Marvel, Johnny Blaze, Venom, Hulk, Sabretooth, Deadpool, Storm, Morbius, Crossbones, Doctor Doom, Agatha Harkness
(Anyone from the comic mini-series and the upcoming video game or comic can appear here. Not modded yet: Lilith, Nico Minoru, Kushala the Spirit Rider, Zoe Laveau, Caretaker Sara, Valtorr, Asti)
Team Stage: ?????
ALPHA FLIGHT (15)
Guardian, Vindicator, Puck, Sasquatch, Snowbird, Talisman, Shaman, Northstar, Aurora, Wolverine, Wendigo, U.S. Agent, Arachne, Beta Ray Bill, Sunfire
(Omega Flight are included. Not modded yet: Madison Jeffries, Box, Wild Child, Marrina, Weapon Omega, Persausion, Diamond Lil)
Team Stage: Alpha Flight
WOLVERINE (44)
Wolverine, Psylocke, Jubilee, Black Widow, X-23, Shadowcat, Deadpool, John Wraith, Viper, Silver Fox
(Gun Girls), Maverick, Elektra, Jean Grey, Domino, Nick Fury, Ms. Marvel, Guardian, Vindicator, Shaman, Puck, Sasquatch, Northstar, Aurora, Snowbird, Shaman, Sabretooth, Omega Red, Lady Deathstrike, Wendigo, Silver Samurai, Cyber, Bloodscream, Daken, Mystique, Magneto, Deathbird, Talisman, Black Cat, Reine du Rien, Jimmy Hudson, Honey Badger, Old Man Logan, Weapon X, Witchblade
(Not modded yet: Ogun, Tomi Shiseido, Mariko Yashida, Romulus, Yukio)
Team Stage: Wolverine
X-MEN (PRIMARY ROSTER) (50)
Cyclops, Storm, Wolverine, Iceman, Colossus, Psylocke, Nightcrawler, Rogue, Gambit, Archangel, Beast, Jean Grey, Dazzler, Professor X, Magneto, Emma Frost, Bishop, Cable, Havok, Polaris, Jubilee, Shadowcat, X-23, Magik, Banshee, Revanche, Namor, Firestar, Marvel Girl, Sage, Fantomex, Domino, Cannonball, Mystique, Forge, Magma, Spyke, Danielle Moonstar, Longshot, Boom-Boom, Warpath, Monet, Morph, Husk, Juggernaut, Scarlet Witch, Quicksilver, Pixie, Shatterstar, Hope
(Because the X-Men and their splinter teams have so many, you can trade out any of them.)
Team Stage: X-Men 1 or 2
X-MEN (SECONDARY ROSTER) (50)
X-Man, Omega Sentinel, Karma, Danger, Sunspot, Siryn, Feral, Sabretooth, Blink, Wolfsbane, Sunfire, Pete Wisdom, Deadpool, Negasonic Teenage Warhead, Cloak, Dagger, Moira MacTaggert, Joseph, Amanda Sefton, Northstar, Aurora, Marrow, Lady Mastermind, Elixir, Armor, Synch, Callisto, Multiple Man, Shard, Daken, Strong Guy, Meggan, Captain Britain, E.V.A, Lilandra, Pyro, Jimmy Hudson, Celeste Cuckoo, Mindee Cuckoo, Phoebe Cuckoo, Esme Cuckoo, Sophie Cuckoo, Apocalypse, Valerie Cooper
(Gun Girls), Chamber, Hellion, Dust, Prodigy, Surge, Rockslide
(Because the X-Men and their splinter teams have so many, you can trade out any of them.)
Team Stage: X-Men 1 or 2
X-FORCE (31)
Cable, Domino, Shatterstar, Feral, Cannonball, Boom-Boom, Siryn, Warpath, Danielle Moonstar, Hope, Wolverine, Psylocke, Deadpool, Archangel, Fantomex, X-23, Wolfsbane, Elixir, Deathlok, E.V.A, Bishop, Apocalypse, Marrow, Pete Wisdom, Sunspot, Spiral, Colossus, Storm, Stryfe, Omega Red, Puck
(Not modded yet: Bedlam, Rictor, Doctor Nemesis, Caliban, Copycat, Kid Omega, Black Tom Cassidy)
Team Stage: X-Force
X-FACTOR (20)
Havok, Polaris, Quicksilver, Strong Guy, Wolfsbane, Multiple Man, Forge, Valerie Cooper
(Gun Girls), Mystique, Sabretooth, Shard, Monet, Siryn, Longshot, Shatterstar, Danger, Prodigy, Daken, Northstar, Aurora
(Not modded yet: Random, Butterfly, Wild Child, Rictor, Darwin, Cypher)
Team Stage: X-Factor
EXCALIBUR & MI:13 (25)Captain Britain, Marvel Girl, Pete Wisdom, Shadowcat, Nightcrawler, Meggan, Dazzler, Colossus, Wolfsbane, Psylocke, Juggernaut, Black Knight, Sage, Longshot, Blade, Union Jack, Shadow King, Goblin Queen, Arcade, Red Skull, Wrecker, Spiral, Exodus, Amanda Sefton, Apocalypse
(Not modded yet: Cerise, Kylun, Sat-Yr-9, Rictor)
Team Stage: Excalibur
NEW MUTANTS (19)
Danielle Moonstar, Cannonball, Magik, Wolfsbane, Sunspot, Magma, Boom-Boom, Karma, Chamber, Warpath, Feral, X-Man, Blink, Armor, Prodigy, Strong Guy, Selene, Sugar Man, Elixir, Wallflower
(The New Mutants training squad are included here. Not modded yet: Warlock, Cypher, Rictor, Copycat, Firefist, Skids, Wind Dancer)
Team Stage: New Mutants
GENERATION X (6)
Jubilee, Emma Frost, Banshee, Monet, Husk, Synch, Chamber
(Not modded yet: Mondo, Skin, Gaia, Emplate)
Team Stage: Generation X
X-MEN EVOLUTION (33)
Cyclops, Jean Grey, Spyke, Wolverine, Storm, Rogue, Shadowcat, Nightcrawler, Professor X, Beast, Iceman, Magma, Boom-Boom, Sunspot, Wolfsbane, X-23, Magneto, Mystique, Avalanche, Blob, Toad, Quicksilver, Scarlet Witch, Colossus, Pyro, Gambit, Sabretooth, Havok, Multiple Man, Angel, Juggernaut, Sentinel, Apocalypse
(Not modded yet: Berzerker, Mesmero)
Team Stage: X-Men 3
HELLFIRE CLUB / INNER CIRCLE (27)
Emma Frost, Sebastian Shaw, Selene, Blackheart, Jean Grey, Dark Phoenix, Sage, Magneto, Storm, Sunspot, Mystique, Goblin Queen, Hellstorm, Fantomex, E.V.A, Marvel Girl, Night Thrasher, Monet, Archangel, Spitfire (through Meggan), Captain Britain, Psylocke, Iron Man, Elixir, Lady Mastermind, Green Goblin, Negasonic Teenage Warhead
(Not modded yet: Jason Wyngarde, Harry Leland, Donald Pierce, Black Tom Cassidy, Trevor Fitzroy, Azazel, Shinobi Shaw, Kid Omega)
Team Stage: Hellfire Club
VILLAINS OF X (38)
Magneto, Dark Phoenix, Apocalypse, Juggernaut, Exodus, Selene, Omega Red, Deathbird, White Queen, Sebastian Shaw, Silver Samurai, Mystique, Sabretooth, Lady Deathstrike, Shadow King, Pyro, Avalanche, Blob, Toad, Mr. Sinister, Goblin Queen, Arclight, Vertigo, Onslaught, Sauron, Arcade, Spiral, Sentinel, Bastion, Holocaust, Abyss, Living Tribunal, Stryfe, Mikhail Rasputin, Lady Mastermind, Mastermind II, Zealot, Sugar Man
(Not modded yet: Amelia Voght, Fabian Cortez, other Acolytes, Black Tom Cassidy, D'Ken, Harry Leland, Jason Wyngarde)
Team Stage: Asteroid M
X-MEN LEGENDS 2 (50)
Beast, Bishop, Cable, Cannonball, Colossus, Cyclops, Dark Phoenix, Deadpool, Gambit, Iceman, Iron Man, Jean Grey, Juggernaut, Magneto, Nightcrawler, Professor X, Pyro, Rogue, Sabretooth, Scarlet Witch, Storm, Sunfire, Toad, Wolverine, X-Man, Abyss, Apocalypse, Archangel, Bastion, Dark Beast, Garokk, Grizzly, Holocaust, Lady Deathstrike, Living Monolith, Mikhail Rasputin, Mr. Sinister, Omega Red, Sauron, Sugar Man, Stryfe, Zealot, Celeste Cuckoo, Mindee Cuckoo, Phoebe Cuckoo, Emma Frost, Psylocke, Jubilee, Magma, Mystique
(Includes characters from "X-Men Legends" game. )
Team Stage: Egypt
BLACK HEROES (35)
Black Panther, Storm, Luke Cage, Blade, Misty Knight, Falcon, Cloak, Blue Marvel, Bishop, Monet, War Machine, Shuri, Okoye, Miles Morales, Patriot, Valkyrie II, Director Fury, Ironheart, Night Thrasher, Spyke, John Wraith, Monica Rambeau, Nightwatch, Doctor Voodoo, Heimdall, Shard, Green Lantern (John Stewart), Cyborg, Spawn, Jax, Jade, Jacqui Briggs, Static, Meteor Man, Synch
(Obviously you can use any black characters for this roster.)
Team Stage: Wakanda
DEADPOOL (29)
Deadpool, Mistress Death, Siryn, Black Widow, Taskmaster, Outlaw
(Gun Girls), Rogue, Psylocke, Arclight, Vertigo, Mr. Sinister, Cable, Wolverine, Domino, Negasonic Teenage Warhead, Slapstick, Harley Quinn, Colossus, Gwenpool, Juggernaut, Satana, Elsa Bloodstone, Spider-Man, Bullseye, Squirrel Girl, Wrecker, Stan Lee, Sandi Brandenberg
(Gun Girls), Deathpool
(Not modded yet: Shiklah, Copycat, Blockbuster, Lady Deadpool, Eric O'Grady, Agent X)
Team Stage: Deadpool
LADIES' NIGHT (50)
Black Widow, Ms. Marvel, Agent Carter, Invisible Woman, Valkyrie, Spider-Woman, Quake, Jessica Jones, Black Cat, Scarlet Witch, Jean Grey, Storm, Psylocke, Rogue, Dazzler, Emma Frost, Jubilee, Shadowcat, X-23, Magik, Elektra, Ronin, Kate Bishop, Angela, Spider-Gwen, Silk, Arachne, Sif, Valkyrie II, She-Hulk, Firestar, Gamora, White Tiger, Jennifer Kale, Satana, Ancient One, Yelena Belova, Danielle Moonstar, Boom-Boom, Monet, Sersi, Polaris, Domino, Vindicator, Jane Foster, Red She-Hulk, Crystal, Medusa, Gun Girls 1 & 2
(Obviously you can use any females for this roster. "Gun Girls" gives you eight women for variety. )
Team Stage: Girls

MARVEL & DC UNITED (50)
MARVEL: Captain America, Iron Man, Spider-Man, Hulk, Wolverine, Thor, Ms. Marvel, Scarlet Witch, Invisible Woman, Ghost Rider, Storm, Luke Cage, Magneto, Silver Surfer, Punisher, Deadpool, Hawkeye, Black Widow, Black Cat, Star-Lord, Blade, Psylocke, Daredevil, Black Panther, Doctor Strange
DC: Superman, Batman, Wonder Woman, The Flash, Green Lantern (Hal or John), Shazam, Zatanna, Supergirl, Cyborg, Martian Manhunter, Starfire, Lobo, Deadshot, Harley Quinn, Green Arrow, Black Canary, Catwoman, Robin or Nightwing, Aquaman, Batgirl, Static, Huntress, Doctor Fate, Raven, Beast Boy
Team Stage: Marvel & DC
VILLAINS GALLERY (50)
Thanos, Doctor Doom, Magneto, Apocalypse, Kingpin, Dormammu, Knull, Mephisto, Blackheart, Dark Phoenix, Selene, Electro, Mr. Sinister, Shadow King, Red Skull, Sebastian Shaw, Exodus, The Mandarin, Galactus, Omega Red, Baron Zemo, Ronan the Accuser, Loki, Arcade, Deathbird, Venom, Ultron, Doctor Octopus, Hydro-Man, Taskmaster, Sabretooth, M.O.D.O.K, Grim Reaper, Mysterio, Enchantress, Kurse, Carnage, Goblin Queen, Super-Skrull, Siver Samurai, Spiral, Nebula, The Leader, Juggernaut, Dracula, Ymir, Mystique, Onslaught, Stryfe, Shuma-Gorath
Team Stage: Villains

AVENGERS VS. X-MEN (50)
Avengers: Captain America, Iron Man, Thor, Hulk, Black Widow, Hawkeye, Hank Pym, Wasp, Scarlet Witch, Vision, Ms. Marvel, War Machine, Falcon, Winter Soldier, Quicksilver, Sersi, Crystal, Black Knight, Ant-Man, Black Panther, U.S. Agent, Wonder Man, Hercules, Arachne, Quasar
X-Men: Cyclops, Storm, Wolverine, Iceman, Colossus, Psylocke, Nightcrawler, Rogue, Gambit, Archangel, Beast, Jean Grey, Dazzler, Emma Frost, Magneto, Bishop, Cable, Shadowcat, Jubilee, Namor, Magik, X-23, Revanche, Havok, Polaris
Team Stage: ?????
DOCTOR STRANGE (16)
Doctor Strange, Wong, Clea, Ancient One, Paradox, Night Nurse, Baron Mordo, Dormammu, Mephisto, Dracula, Shuma-Gorath, Doctor Voodoo, Scarlet Witch, Magik, Hellstorm, Shaman
(Not modded yet: Kaecilius, Nightmare, D'Spayre, Umar, Satannish, The Hood, Emily Bright)
Team Stage: Doctor Strange
PSYLOCKE (13)
Psylocke, Captain Britain, Archangel, Wolverine, Neal Shaara, Fantomex, Revanche, Mandarin, Jubilee, Spiral, Sabretooth, Shadow King, Morgan Le Fay
(Not modded yet: Matsu'o Tsurayaba, Mojo, Jaime Braddock)
Team Stage: ?????
MS. MARVEL (19)
Ms. Marvel, Captain Marvel (Danvers), Captain Marvel (Genis), Monica R, War Machine, Kamala Khan, Spider-Man, Spider-Woman, Binary, Jessica Jones, Ronan The Accuser, Mystique, MODOK, Rogue, Deathbird, Moonstone, Thanos, Titannus, Sharon Ventura
(Not modded yet: Mar-Vell, Supreme Intelligence, Ghazi Rashid, Yon-Rogg, Star, Tiger Shark, Puppet Master, Nitro, Dr. Minerva)
Team Stage: ?????
EXILES (19)
Morph, Blink, Namorita (Namora costume), Sabretooth (AoA), Holocaust, Longshot, Spider-Man 2099, Psylocke, Shadowcat, Rogue, Sage, Gambit, Polaris, Beast, Forge, Scarlet Witch, Kamala Khan, Valkyrie II, Captain Carter
(Not modded yet: Nocturne, Thunderbird, Mimic, Mariko Yashida, Power Princess, Valeria Richards, Iron Lad)
Team Stage: ?????