PLEASE NOTE: We take no responsibility for any changes you make to your hardware, software, drivers or O/S as a result of the cheats listed here. Only a few of the cheats listed have been tested and we cannot guarantee any of them will work. If you come across a bad/non-working cheat, please let us know and we will remove it.

Get all Cerebro files
Go to the main menu then hit triangle, circle, triangle, square, square, square, R1 + R2.
Get all clothes
Go to the main menu then hit triangle, circle, triangle, square, square, square, L1 + L2.
Get Debug Menu
Go to the main menu then hit triangle, triangle, circle, circle, square, square, circle, circle, L1+ R1 + L2 + R2. Now go to the pause screen and you should be able to select the debug menu option.
Unlock all levels
Go to the main menu then hit triangle, circle, triangle, square, triangle, circle, L1 + R1.