This page contains Gun Showdown Codes for PSP called "Cheat Mode" and has been posted or updated on Nov 3, 2006 by TheUnknown1.
- Developer: Neversoft Entertainment
- Publisher: Activision
- Genre: Action Adventure
- Release: Oct 10, 2006
- ESRB: Mature
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|hunter||All chapters in quick play mode|
|nedwhite||All weapons in Story Mode|
|BADLANDS||Bonus deathmatch level|
|campbell||Increased ammuntion capacity|
|barton||Infinite ammunition in Story Mode|
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