Batman: Rise of Sin Tzu Cheats

Hold L1, R1, R2, L2 triangle, square, triangle, square.

To beat sin Tzu all you have to do is dodge his moves like the move that
he is running past you trying to kick you or push you when you got out
of the way of that he will come down hard move out of the way and hold
the x button which will power kick him. And watch out for a move that he
go to the center of the screen just block the shock waves and it will be
easy.

Successfully complete the game on the easy difficulty setting.

At the main menu, hold L1+L2+R1+R2 and press Up, Right, Down, Left,Up, Left, Down, Right

After pausing the game HOLD L1 + L2 + R1 + R2 and press Left, Right, Up, Down, Right, Left, Down, Up to enable this cheat.

When your're fighting Scarecrow he won't appear anywhere. He will send his ghosts to attack you. There are 4 round tiles on the floor. Go to each tile and press the punch or kick button. The inScarecrow will be standing on one of the tiles. When he get's hit by your punch or kick he will appear there. Keep attacking him till he disappears, and repeat this step until his life is all gone. Do not go after the ghosts.

After pausing the game HOLD L1 + L2 + R1 + R2 and press Down, Left, Right, Up, Up, Right, Left, Down.