Full list of all 58 Marvel: Ultimate Alliance achievements worth 1,250 gamerscore.
The base game contains 46 achievements worth 1,000 Gamerscore, and there are 2 DLC packs containing 12 achievements worth 250 Gamerscore.
Fin Fang Foom was defeated.
Tigershark and Attuma were defeated.
The mighty Kraken was defeated.
Ymir fell to the forces of good.
Defeated 4000 enemies.
Completed a level with at least 1 other player.
Performed 5 Finishing Moves.
Threw 500 enemies off a ledge.
Unlocked all the outfits for every hero.
Completed 25 levels with at least 1 other player.
Won 3 Arcade Mode levels consecutively.
Completed 1 level with 3 other players.
Answered 150 Trivia questions correctly.
Answered 20 Trivia questions correctly in a row.
Silver Surfer was unlocked as a playable hero.
Daredevil was unlocked as a playable hero.
Threw 50 enemies off a ledge.
Nick Fury was unlocked as a playable hero.
Dr. Doom was utterly defeated.
The mighty Galactus was toppled.
Titannus was defeated.
Completed Skrull Cityscape level without defeating a single enemy.
Deathbird was crushed.
Gladiator was defeated.
Loki was defeated.
Executioner and Enchantress were defeated.
Black Panther was unlocked as a playable hero.
Won 1 Arcade Mode Level.
Mephisto was struck down.
Blackheart was defeated.
Threw 5 enemies off a ledge.
Arcade was defeated.
Performed 200 Finishing Moves.
The evil Mandarin was crushed by the forces of good.
Grey Gargoyle was defeated.
M.O.D.O.K was defeated.
Performed 50 Finishing Moves.
Answered 15 Trivia questions correctly.
Defeated 100 enemies.
Defeated 10 enemies.
Attained Gold on all Comic Missions.
Beat Marvel: Ultimate Alliance in Hard Mode.
Won 20 Arcade Mode Levels.
Won 100 Arcade Mode Levels.
Won 15 Arcade Mode levels consecutively.
Completed 25 levels with 3 other players.
Unlocked all the outfits for Cyclops.
Unlocked all the outfits for Nightcrawler
Unlocked all the outfits for Hawkeye.
Cyclops has spoken with Jean.
Unlocked all the outfits for the Hulk.
Unlocked all the outfits for Doom.
Doom has spoken with himself.
Sabretooth has been mistaken for Wolverine.
Unlocked all the outfits for Venom.
Unlocked all the outfits for Sabretooth.
Unlocked all the outfits for Magneto.
Magneto has spoken to Xavier.