X-Men: The Official Game Cheats
Cheat: Nightcrawler Danger Room
At the Cerebro Files Menu Screen, enter UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT.
Unlockable: Danger Rooms
You can unlock eight danger room missions. You must get all the Sentinel files and Weapon X files with all the character.
Cheats Danger Room Unlocks
Unverified. At the Cerebro Files menu, input the associated code to unlock stuff.
Nightcrawler Danger Room - UP, UP, DOWN, DOWN, LEFT, RIGHT, LEFT, RIGHT, START.
Wolverine Danger Room - DOWN, DOWN, UP, UP, RIGHT, LEFT, RIGHT, LEFT, START.
Iceman Danger Room - RIGHT, RIGHT, LEFT, LEFT, DOWN, UP, DOWN, UP, START.
Unlockable: Wolverine's Danger Room
Go to Cerebro and enter DOWN,DOWN,UP,UP,RIGHT,LEFT,RIGHT,LEFT