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