SWAT: Global Strike Team

Pause the game while playing and enter UP, DOWN, LEFT, RIGHT, LEFT, RIGHT, L2, R2 on the options menu.

Pause the game while playing and enter LEFT, RIGHT, UP, DOWN, UP, DOWN, R2, L2 on the options menu.

On the mission select screen (any mode) enter UP, L1, DOWN, R1, LEFT, L1, RIGHT, R1, UP to unlock all missions for that mode.