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.
Threw 500 enemies off a ledge.
Won 100 Arcade Mode Levels.
Won 20 Arcade Mode Levels.
Won 15 Arcade Mode levels consecutively.
Beat Marvel: Ultimate Alliance in Hard Mode.
Completed Skrull Cityscape level without defeating a single enemy.
Completed 25 levels with 3 other players.
Completed 1 level with 3 other players.
Fin Fang Foom was defeated.
Answered 15 Trivia questions correctly.
Defeated 10 enemies.
Defeated 100 enemies.
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.
Daredevil was unlocked as a playable hero.
Black Panther was unlocked as a playable hero.
Nick Fury was unlocked as a playable hero.
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 150 Trivia questions correctly.
Threw 5 enemies off a ledge.
Threw 50 enemies off a ledge.
Completed 25 levels with at least 1 other player.
Performed 5 Finishing Moves.
Performed 50 Finishing Moves.
Performed 200 Finishing Moves.
Won 3 Arcade Mode levels consecutively.
Completed a level with at least 1 other player.
Won 1 Arcade Mode Level.
Silver Surfer was unlocked as a playable hero.
Attained Gold on all Comic Missions.
Defeated 4000 enemies.
Unlocked all the outfits for every hero.
Unlocked all the outfits for the Hulk.
Unlocked all the outfits for Hawkeye.
Unlocked all the outfits for Nightcrawler
Unlocked all the outfits for Cyclops.
Cyclops has spoken with Jean.
Doom has spoken with himself.
Sabretooth has been mistaken for Wolverine.
Unlocked all the outfits for Sabretooth.
Unlocked all the outfits for Venom.
Unlocked all the outfits for Doom.
Unlocked all the outfits for Magneto.
Magneto has spoken to Xavier.