Bonus costumes: Collect all Weapon X files with a character to unlock their street costume. Collect all Sentinal Techs with a character to unlock their comic costume.
Danger Room missions: Successfully complete an Act with a character to unlock one of their Danger Room mission. Successfully complete all three Acts with a character to unlock all three of their bonus Danger Room missions.
Iceman Danger Room missions: At the Cerebro Files menu, press Right(2), Left(2), Down, Up, Down, Up, Start to unlock the bonus Iceman Danger Room missions.
Nightcrawler Danger Room missions: At the Cerebro Files menu, press Up(2), Down(2), Left, Right, Left, Right, Start to unlock the bonus Nightcrawler Danger Room missions.
Wolverine Danger Room missions: At the Cerebro Files menu, press Down(2), Up(2), Right, Left, Right, Left, Start to unlock the bonus Wolverine Danger Room missions.
Achievements Complete the following achievements to unlock the indicated number of Xbox Live Gamerscore points:
Xavier Institute (0 points) Complete Iceman's training mission.
Xavier Institute (0 points) Complete Nightcrawler's training mission.
Xavier Institute (0 points) Complete Wolverine's training mission.
Danger Room Challenge for Iceman (20 points) Complete Act 1.
Danger Room Challenge for Nightcrawler (20 points) Complete Act 2.
Danger Room Challenge for Wolverine (30 points) Complete Act 3.
Evolution For Iceman (125 points) Upgrade Iceman with all available mutations.
Evolution For Nightcrawler (125 points) Upgrade Nightcrawler with all available mutations.
Evolution For Wolverine (120 points) Upgrade Wolverine with all available mutations
Champion For Iceman (70 points) Collect all Sentinel Tech as Iceman.
Champion For Nightcrawler (70 points) Collect all Sentinel Tech as Nightcrawler.
Champion For Wolverine (110 points) Collect all Sentinel Tech as Wolverine.
Secret Identity For Iceman (70 points) Collect all Weapon X Files as Iceman.
Secret Identity For Nightcrawler (80 points) Collect all Weapon X Files as Nightcrawler.
Secret Identity for Wolverine (110 points) Collect all Weapon X Files as Wolverine.
X-Men (50 points) Accumulate a 950 achievement score.
