Single player cheats: type in at the game console.
| AMMO | Restores ammo for all weapons. |
| ARMOR | gives 200% of armor. |
| CHOJIN | immortality. |
| DEPTH | toggles distant fade. |
| FULLMAP | allows you to see full map of the current level. |
| GO (#) | warps you to specified level. (registered version only). |
| INVISIBLE | gives two minutes of invisibility. |
| KILL | kills all monsters on the level. |
| NOMONSTERS | Runs chasm without monsters |
| REANIMATE | (debug) reanimates all monsters. |
| RESPAWN (#) | sets the monster respawn time in seconds. (#=0 means no respawn) |
| REVERSE | reverses right and left sound channels. |
| SHADOWS (#) | sets the upper limit of shadows casted by a 3D object. |
| WEAPON | gives all weapons to player. |
| Multiplayer cheats: type in at the game console. | |
| KICK (#) | disconnect player # from multiplayer game. |
| KILLP (#) | kill player #. |
| NICK | without newname shows current name. |
| NICK NEWNAME | set your name for multiplayer gaming. |
| RESETFRAGS | available only on SERVER machine. Sets all frags to 0. |