Star Wars: Battlefront 2 - Unlimited Ammunition

Invincibility:
Pause game play in single player mode then press Up3, Left, Down3, Left, Up3, Left, Right. A sound will confirm correct code entry. This code cannot be disabled until the PSP is powered off.

Low Resolution Soldiers:
Pause game play in single player mode then press Down3, Up2, Left, Down5, Left, Up3, Left. A sound will confirm correct code entry. Repeat the code to disable its effect.

Party-time Jedi/wampa Hit Effects:
Pause game play in single player mode then press Up, Down, Left, Down, Left, Right. A sound will confirm correct code entry. Repeat the code to disable its effect.

Slow Motion Sounds:
Pause game play in single player mode then press Up3, Left, Up, Down, Up2, Left, Down3, Left, Up, Down2, Left, Right. A sound will confirm correct code entry. This code cannot be disabled until the PSP is powered off.

Disable Hud:
Pause game play in single player or multi-player mode then press Up4, Left, Up2, Down, Left, Down, Up2, Left, Right. A sound will confirm correct code entry. Repeat the code to disable its effect.