Breakdown Cheats

Finish the game using any difficulty setting

Hold Block, then press White, Black.

Unlocks:
To unlock the Trailer option and all the entries in the Gallery and Sound Test screens you have to successfully complete the game.
Faster Reload:
Press L3 to block immediately after pressing L to reload and when L3 is released your weapon will be instantly reloaded.

Hold Block, then press White, Black.

Press LEFT TRIGGER to start reloading your gun. Immeditiately block (L3). Release your block and your gun will be reloaded without having to go through the long animations that leave you open to attack.

Successfully complete the game under the normal or hard difficulty setting to unlock the expert difficulty setting.