Enable the "Activate debug keys" code and press [F10] to enter debug mode. Press one of the following keys to activate the corresponding debug function.

Effect	Key
Adjust elevation	[Comma], [Period], or /
Adjust lighting	[ or }
Enemy view	[F6]
Exit debug mode	[F10]
Level skip	[F12]
Return to normal view	[F9]
Screenshot	[F2]
Suicide	[F7] or [F8]
Third person views	V or B
Toggle AI	A