Batman - Rise of Sin Tzu cheats and cheat codes for Playstation 2

Unlock Dark Knight Difficulty Level
You must be in the PRESS START menu. Hold L1 + L2 + R1 + R2 simultaneously,
then press DOWN, LEFT, RIGHT, UP, UP, RIGHT, LEFT, DOWN.

Unlimited Health
You must be in the PRESS START menu. HOLD L1 + L2 + R1 + R2 simultaneously,
then press UP, RIGHT, DOWN, LEFT, UP, LEFT, DOWN, RIGHT.

Unlimited Combo Meter
You must be in the PRESS START menu. Hold L1 + L2 + R1 + R2 simultaneously,
then press LEFT, RIGHT, UP, DOWN, RIGHT, LEFT, DOWN, UP.

Unlock All Upgrades
You must be in the PRESS START menu. Hold L1 + L2 + R1 + R2 simultaneously,
then press UP, UP, LEFT, LEFT, RIGHT, RIGHT, DOWN, DOWN.

Unlock End-Game Rewards (Mega Cheat)
You must be in the PRESS START menu. Hold L1 + L2 + R1 + R2 simultaneously,
then press DOWN, UP, DOWN, UP, LEFT, RIGHT, LEFT, RIGHT.

Note: In the PAL version, you have to pause the game and enter
the same code.

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

Alternate costume:
Finish the game in easy mode.

Get extra points:
While fighting, use this move: X, X, Square. 
Each you time use it, your points will get higher and go up from GREAT 
to AWESOME to EXCELLENT. You can use this move 3 times on a person, 
whether it's a boss or a simple warrior.
Submitted by Maddog