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