Is there one for Shadowman?
Go to <Install Directory>\data\scripts\menus\english and rename release.msc > release.ms1 and debug.msc > release.msc. You will now have additional menu options including invincibility.
the cheats you mention dont work on the
gog version. tried them and the game refused to run.when i tried to start,i got stuck in the controller setting menu,and i couldnt get out from it and play.couldnt even stop the program unless i used: "alt-control-delete