Gun Metal for PC Cheats and Cheat Codes

While playing a game, press [F8] to display the chat prompt. Then, type one of 
the following codes to activate the corresponding cheat function. Note: The 
codes will not be displayed.


RESULT 			CHEAT CODE 

Invincibility			madmax
Full ammo			madmechastriesand
Full life			madcosmodna
Full shields 			madducttape
$1,000,000			madmaxamillion
End level			madcastlearrgh
Flight mode; A to climb, Z to dive 	madrubyslippers
Disable flight mode		madbananapeel
Turbo mode			madbucketoweasels
Disable turbo mode		madgetoutandwalk