Here is the full list of all 58 Marvel: Ultimate Alliance achievements.
Dr. Doom was utterly defeated.
Nick Fury was unlocked as a playable hero.
Doom has spoken with himself.
Unlocked all the outfits for Sabretooth.
Completed Skrull Cityscape level without defeating a single enemy.
The Mighty Galactus was toppled
Titannus was defeated.
Unlocked all the outfits for Magneto.
Deathbird was crushed.
Gladiator was defeated.
Sabretooth has been mistaken for Wolverine
Answered 150 Trivia questions correctly.
Loki was defeated.
Ymir fell to the forces of good.
Executioner and Enchantress were defeated.
Completed 25 levels with at least 1 other player.
Completed a level with at least 1 other player
Won 1 Arcade Mode Level.
Daredevil was unlocked as a playable hero.
Mephisto was struck down.
Blackheart was defeated.
Cyclops has spoken with Jean.
Magneto has spoken to Xavier.
Threw 50 Enemies off a ledge.
Performed 200 Finishing Moves.
Arcade was Defeated.
Black Panther was unlocked as a playable hero.
The evil Mandarin was crushed by the forces of good.
Grey Gargoyle was defeated.
The Mighty Kraken was defeated.
Tigershark and Attuma were defeated.
Performed 50 Finishing Moves.
M.O.D.O.K was defeated.
Threw 5 Enemies off a Ledge.
Defeated 100 Enemies.
Performed 5 Finishing Moves.
Answered 20 Trivia Questions Correctly In A Row.
Answered 15 Trivia questions correctly.
Fin Fang Foom was defeated.
Defeated 10 Enemies.
Silver Surfer was unlocked as a playable hero.
Attained gold on all comic missions.
Defeated 4000 enemies.
Beat Marvel: Ultimate Alliance in Hard Mode.
Threw 500 enemies off a ledge.
Won 20 Arcade Mode Levels.
Won 15 Arcade Mode levels consecutively.
Win 3 Arcade levels consecutively.
Won 100 Arcade Mode Levels.
Completed 1 level with 3 other players.
Completed 25 levels with 3 other players.
Unlocked ALL outfits for EVERY hero
Unlocked all the outfits for the Hulk.
Unlocked all the outfits for Hawkeye.
Unlocked all the outfits for Cyclops.
Unlocked all the outfits for Nightcrawler.
Unlocked all the outfits for Doom.
Unlocked all the outfits for Venom.