Upgrade a piece of armor

Obtain a Runic Attack Gem

Complete 'No Strings On Me'

Complete 'Avengers Assemble'

Complete 'Helicarrier Havoc'

Complete 'Rail Hydra'

Achieve True Avenger in any level

Get all the trophies.

Get half of the collectibles.

Drive to the Baxter Building as Magneto in the Magneto Mobile

Complete game 100% (Single Player)

Collect all Avengers characters in the game (Single Player)

Collect all traditionally evil mutants (Single Player)