While playing the game, press [Ctrl] + D to enable debug mode. Hold [Ctrl] and press W, E, R, or S to toggle various debug functions.
Cheat Codes
While playing the game, press ] or [Plus] to display the console window. Note: Some versions of the game may require that [Left Ctrl] + ] or [Left Ctrl] + [Plus] to display the console window. Type one of the following case-sensitive codes, then press [Enter] to activate the corresponding cheat function. Press [Esc] to close the console window.