Duke Nukem: Manhattan Project
During play, press ~ to bring down the console. Now enter one of the following codes and press Enter to activate.
toggle g_p_god God mode give all All weapons and items give ammo All weapons give jetpack Jet pack give forcefield Force field give life Extra life give nuke 10 nukes give health 100 ego give secret Mark secrets give bomb Spawn extra babe pause Matrix-style pause kill Commit suicide
Alternately, bring down the console, type exec cheats.cfg and press
Enter. Close the console. Now during play, press the following keys to activate
G Gives everything except jetpack and force field H Gives all ammo J Gives jetpack F Gives force field L Gives extra-life K Kill self I Turns invincibility ON/OFF P Developer's pause ("Matrix" mode) - Small HUD = Normal HUD M Shows map name you are on
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