All Levels:
At the main menu, press and hold Square+L1+R1 and then press Up, Down, Left,
Right.
All Weapons:
Pause the game and press Square, Circle, R1, L1.
Level Passwords:
Level Name Password 2 Bridge FLLNGDWN 3 Fridge GTMLK 4 Freezer CHLLBB 5 Inside wall CLSNGN 6 Graveyard DGTHS 7 Castle FRNKNSTN 8 Tan Base BDBZ 9 Revenge LBBCK 10 Desk DSKJB 11 Bed GTSLP 12 Blue Town SMILLVLL 13 Cashier CHRGT 14 Train NTBRT 15 Rockets RDGLR 16 Pool Table FSTNLS 17 Pinball Table WHSWZRD
GameShark Codes
Infinite Health e006dba80028 (GS 2.2 or Higher Needed) 3010781400ff 8006dba80000 800746440000 Infinite Health (Partner) e006d3ac0028 3010ceb400ff Infinite Timer (Bootcamp) d00df6b80373 800df6b80367
Thanks to Revolution reader Lyne, Joseph Ford and Bader!