Unlimited health
At the "Press Start" screen hold L1 + L2 + R1 + R2 and press Up, Right, Down, Left, Up, Left, Down, Right. A message will appear to verify entry. Note: For the PAL version, enter the code while the game is paused.

Every bonus
At the "Press Start" screen hold L1 + L2 + R1 + R2 and press Down, Up, Down, Up, Left, Right, Left, Right. A message will appear to verify entry. Note: For the PAL version, enter the code while the game is paused.

Dark Knight difficulty setting
At the "Press Start" screen hold L1 + L2 + R1 + R2 and press Down, Left, Right, Up(2x's), Right, Left, Down. A message will appear to verify entry. Note: For the PAL version, enter the code while the game is paused.

Unlimited combo meter
At the "Press Start" screen hold L1 + L2 + R1 + R2 and press Left, Right, Up, Down, Right, Left, Down, Up. A message will appear to verify entry. Note: For the PAL version, enter the code while the game is paused.

Every upgrade
At the "Press Start" screen hold L1 + L2 + R1 + R2 and press Up(2x's), Left(2x's), Right(2x's), Down(2x's). A message will appear to verify entry. Note: For the PAL version, enter the code while the game is paused.

Making Of Sin Tzu
Beat Sin Tzu at the end of the game.

Alternate costume
Finish the game within the easy difficulty setting.