Alien Trilogy Codes -

Level select:
Enter G0LVLxx, where xx corresponds to the number of the desired level, as a password. The phrase "Cheat Activated" will appear after the "Accept" option is selected to confirm correct code entry. Select the "Quit" option and start the game with just the pistol. Note that starting at level 34 will display the end sequence of the game.

God mode:
Enter 1GOTP1NK8CIDBOOTSON as a password. All weapons, unlimited ammunition, invincibility, and access to every level will be available. A new option on the title screen will allow the display to be toggled between NTSC and PAL. Note that saving the game to a memory card will only save weapons and ammunition.

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

Level passwords:
Enter one of the following passwords to begin game play at the corresponding level under 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