While idle during the game (not moving or attacking)press Y, B, A, B, Y, X.

You must beat the game once, and find at least 12 secrets.

Just before you get to the second campfire with the two trolls and the wolves, look for a fallen tree. Follow it to the top of the hill and you will meet Gollum. After a brief cutscene, the vile creature will throw you a fish -- which, for the rest of the game, replaces Aragorn's sword and proves to be a mighty weapon indeed.

During gameplay, quickly press X, Y, A, X, B, X.

To cheat your way to infinite ammo, press these buttons quickly during gameplay: X, B, Y, A, X, B.

To have infinite ring power, quickly press Y, B, A, B, Y, X during gameplay (Frodo only).

During gameplay, press Y, A, X, B, A, Y quickly to get inifinite health.