Start the game with the one of the following command line parameters to activate the corresponding cheat function.
Effect - Command line parameter
Debug mode - -debug
Disable sounds - -nosound
Level select - -warp [episode,level number]
Load external resource file - -file [filename]
Play a recorded demo - -play [filename]
Record a demo - -record [filename]
Skill level select - -skill [skill level 0-3]
