Enter the codes in the Cerebro Files menu. The code can be entered using either the control pad or control stick.
Code - Effect
Right, Right, Left, Left, Down, Up, Down, Up, Start - Training mission for Iceman.
Up, Up, Down, Down, Left, Right, Left, Right, Start - Training mission for Nightcrawler.
Down, Down, Up, Up, Right, Left, Right, Left, Start - Training mission for Wolverine.
Collect all Sentinal Techs with a character to unlock his or her alternate comic costume.
Collect all Weapon X files with a character to unlock his or her alternate street costume.
Unlock Danger Room Missions
There are eight danger room missions. You unlock the first three as you play through the game. To unlock the other six danger room missions, you must collect all Sentinel files and Weapon X files with each character.
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