How to Unlock the Cheat Menu
During gameplay press Down, Square, R3, Right on your PlayStation controller to display the 'Cheat' menu which will contain several options from which you can choose from. These include God Mode, Give All, All Weapons, All Inventory, All Keys, Show Map, Show FPS, Level Select, and No Clip. It is important to remember that if you decide to enable these cheats you will deactivate the Playback feature.
If you need more help, we've got more Duke Nukem 3D: 20th Anniversary Edition World Tour cheats and also check out all of the answers for this game
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