Extra costumes and FMV:
Beat the game to get new costumes for Jet Li and new FMV. Hard mode:
Beat the game on normal.
Invincibility:
From the pause menu press: L2, L3, R3, L2, L2, L1, L3, L2
Chapter select:
Hold L1 + R1 and press Square, Up, Down, Circle
Hidden Characters:
Finish the game, after go to the main menu and enter the following button combinations:
Unlock Roast duck as playable character:
Hold L1 + R1 and press Circle, Square, Down, Left
Unlock Baby as playable character:
Hold L1 + R1 and press Square, Square, Circle, Circle
Unlock Bird as playable character:
Hold L1 + R1 and press Up, Down, Up, Down
Unlock cat as playable character:
Hold L1 + R1 and press Square, Square, Square, Circle
Unlock Dog as playable character:
Hold L1 + R1 and press Circle, Square, Down, Down, Down
Unlock Grasshopper as playable character:
Hold L1 + R1 and press Up, Up, Up, Square, Circle
Unlock Guinea pig as playable character:
Hold L1 + R1 and press Up, Up, Up, Down, Down, Down
Unlock Hamster as playable character:
Hold L1 + R1 and press Down, Up, Down, Up
Thanks to Revolution readers Portly Gent and Ewok
Unlock All Chapters
At the main menu press and hold down L1 and R1 and then press Square, UP, DOWN, Circle.
