God mode
Enter "1GOTP1NK8CIDBOOTSON" as a password. Then, all weapons, infinite ammunition, invincibility, and access to all levels will be available. A new option on the title screen will allow the display to be toggled between NTSC and PAL. Note: Saving the game to a memory card will only save weapons and ammunition.

Power shotgun
Pause the game and press Triangle, Circle(2), Square.

View ending sequence
Enter "FLYTO35" as a password.

Level passwords
Enter one of the following passwords to begin a game at the corresponding level on the Xenomania difficulty setting:

Level Password
1-2 - J3BBBBBBDWP8903BBBBBBBBMBBBXJBBB
1-3 - LZBBBBBKCPB9N3DBBBCGBBMBBCD1BBB
1-4 - FBBBBBBBMCPB9XLDBBBFBBBMBBCX1BBB
1-5 - 7LBB7BBB84PB9K3GBBBDLBLMBBDB1BBB
1-6 - 1LBBBBBB6WPB7F3GBBBJ2BBBBBDX1BBB
1-7 - YGBJLBBB70PB9R3CQVCBG9BBDBQFJ9CLB
1-8 - WGBBBBBB0HPBJLBLL3BTGBLMBVFX9DVB
1-9 - XQBJLBBBMHPBJNVFQVBTGBLMCBGD9HBB
1-10 - 4BBBGBBBFWPBQHLPN2BTLBLJCGG29FBB
1-11 - 3ZBJLBBB4HPBQQ3PQVBTLBLJCGHJ9FBB
1-12 - 03BJGBBBHWPB9BB0H3BTLBLDCBHZ9GVB
2-1 - Z3BBSBBB74PB9GVTJVBBBBBDB7JG9BVB
2-2 - 4BBLGBBBB8PB91B4PVBBBBBMB3JZ9C3B
2-3 - 4GBKVBBBZRPB9BB5QVBBBBBKCGKG9GLB
2-4 - 2BBQGBBBSRPBBBBB5BBBBBBBBBBKZ9GVB
2-5 - 0ZBBBBBD9V8PB9QWDHBBTLBLBCGLH9G3G
2-6 - 03BQVBD9VHPB9QWJM7BTLBLGCGL09HBD
2-7 - 1LBHXBD354PBJBCLPQBTBBLBB3MH9HBD
2-8 - RQBBBBD988PBJCCVDBBTBBLBBVM09CBH
2-9 - 4BBQVBFGX4PBJJMVQGBTLBLBCGNH9FVK
2-10 - 77BQVBDMYMPBJ24XPQBRLBLBBZNY9HBD
3-1 - 8ZBCLBC8RMPBDKMPB3BS1BLBB3PF9HBF
3-2 - H7BBBBCSFRPB9DWLP3BC7BBLBLP09GVB
3-3 - NQBBBBCSLMPBQHCLP3BC7BBLBQQH9GVB
3-4 - 0GBBBBFGK8PBLH4KK2BBBBBLB7Q09CBC
3-5 - KBBBBBFGCWPBLH4KJVBBBBBLB3RH9B3C
3-6 - KVBBBBBRL0PB9BBBCLBSQBBMB3R099CLB
3-7 - 03BBBBBB8CPB9BBXDQBSQBBMCBSK9CLB
3-8 - WVBBBBBBY8PB9BBXL33BN3BLMB7509CBB
3-9 - TQBBBBBB4MP9P3BDQBBBBBMCGTH9BBB
3-10 - 4VBJLBFGDMP89XVNQVBJLBBMCBT49F3J
3-11 - 4VBFNBCSZ4PB94BNF7BQVBBMB7VH9F3J
3-12 - S3BBBBFGS0PB94BNKZBQVBBMBZV09HBL
3-13 - Q3BQVBDXRCPB94BNQVBTLBLMBGWH9GBL