Samurai Jack: The Shadow Of Aku

Crystal sword:
Press Left Analog-stick Down + Right Analog-stick Up, then press X, Circle, Square, Triangle during game play.

Fire sword:
Press Left Analog-stick Down + Right Analog-stick Up, then press Square, X, Circle, Triangle.

Lightning sword:
Press Left Analog-stick Down + Right Analog-stick Up, then press Circle, X, Triangle, Square.

Maximum Zen:
Hold the Left Analog-stick Left + Right Analog-stick Right, then press Circle, X, Square, Triangle during game play.

Maximum health:
Hold the Left Analog-stick Left + Right Analog-stick Right, then press X, Circle, Triangle, Square.

Sketch gallery:
Successfully complete the game under the easy difficulty setting.

Background gallery:
Successfully complete the game under the normal difficulty setting.

Model gallery:
Successfully complete the game under the hard difficulty setting.