The codes should work with the region specified but may work for other regions as well.
Device Compatibility: Action Replay, CodeBreaker & GameShark
HAVE SHOTGUN
300C3A34 0001
INF EXPL. SHELLS
300C3A4C 000F
HAVE MULTILAUNCHER
300C3A3C 0001
INF EXP BOLTS
300C3A52 000F
INF U.V GREN
300C3A5A 000F
INF. CARBON AMMO
300C3A42 000F
INF LAUNCHER BOLTS
300C3A50 000F
INF. STD. AMMO
300C3A40 000F
INF LAUNCH GREN
300C3A58 000F
INF. STAMINA
800C3A7C 3A98
INF. STD. SHELLS
300C3A4A 000F
INF. HEALTH
800C7490 0600
INF NITRATE SHELLS
300C3A4E 000f
INF. SILVER M.GUN
300C3A48 000F
HAVE U.V CANNON
300C3A3A 0001
INF LAUNCH BLADES
300C3A54 000F
HAVE M.GUN
300C3A38 0001
LOTS OF CASH
800C3B00 0FOF
INF SILVER BLADES
300C3A56 000F