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X-Men: Next Dimension

Unlock Bishop 

To unlock Bishop, beat Arcade Mode with Gambit. 

Unlock Dark Phoenix 

To unlock Dark Phoenix, beat Arcade mode with Phoenix. 

Unlock It All Cheat 

To unlock everything in X-Men: ND, enter the main menu. While holding L1, enter RIGHT, RIGHT, LEFT, LEFT, DOWN, UP, and CIRCLE. 

Unlock Psylocke 

To unlock Psylocke, beat Arcade Mode with Betsy.