Complete the following achievements to unlock Xbox Live Gamerscore points.
| Achievement | How to unlock |
| Arctic Explorer (20 points) | Complete Military Base Level.
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| Assist (20 points) | Successfully execute a 2-player fusion attack.
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| Cold War Relic (20 points) | Complete Red Ghost Level.
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| Doom Tracker (40 points) | Find all of Doom’s Spy bots in the game.
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| Doomed (30 points) | Defeat Dr. Doom.
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| Elemental Master (20 points) | Defeat Terrax.
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| Fantastic Four (60 points) | Find all of the silver four symbols.
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| Hero (120 points) | Complete the game in normal difficulty mode.
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| Human Torch (80 points) | Upgrade all of the Human Torch's Powers.
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| Invisible Woman (80 points) | Upgrade all of the Invisible Woman's Powers.
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| Mr. Fantastic (80 points) | Upgrade all of Mr. Fantastic's Powers.
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| Rock Crusher (20 points) | Complete Terrax Level.
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| Shanghai Success (30 points) | Complete Shanghai Level.
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| Skrull's Demise (20 points) | Defeat Super Skrull.
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| Skrull Slayer (20 points) | Complete Skrull Lair Level.
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| Superhero (160 points) | Complete the game in Fantastic mode.
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| Thing (80 points) | Upgrade all of The Thing's Powers.
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| Treasure Hunter (80 points) | Successfully unlocked all content in game.
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| Wedding Crasher (20 points) | Complete New York Level.
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