Cheat mode:
Press L2, R2, L2, R2, Square, Square, Circle, Circle at the main menu.


Endless Batlauncher:
Press Circle, Square, Circle, Square, L1, R1, L2, R2 at the main menu.


Endless batarangs and electric batarangs:
Press L1, R1, L2, R2 at the main menu.


All power moves and 120 points:
Press L1, L1, R2, R2, L2, R2, L1, R2 at the main menu.


Endless Handcuffs:
Press Square, Circle, Square, Circle, L2, R2, R2, L2 at the main menu.