Network cheat mode
 
 Hold [Alt] and type "iddtiddtiddtiddt" in map mode.
 
 Deathmatch cheat mode
 
 Press T in the map to enter talk mode. Then, hold [Alt] and type
 "iddt" several times. This will reveal the entire map.
 Repeat the code to reveal all items.
 Repeating the code again will return the map to normal.
 
 Cheat Codes
 
 While playing a game, enter one of the following codes to activate the
 corresponding cheat function:
 
 RESULT                                            CHEAT CODE
 
 Invincibility                                     iddqd
 All weapons, keys, ammo, and 200% armor           idkfa
 Reset ammunition                                  idfa
 Berserker strength                                idbeholds
 Temporary invincibility                           idbeholdv
 Temporary invisibility                            idbeholdi
 Full automap                                      idbeholda
 Anti-radiation suit                               idbeholdr
 Light amplification visor                         idbeholdl
 Walk through walls                                idclip
 Chainsaw                                          idchoppers
 Level select                                      idclev[level number 01-32]
 Toggle full map; full map and objects; normal     iddt
 map
 Display coordinates and heading                   idmypos
 Change music to indicated level                   idmus[level number 01-32]
 Kill all enemies in level                         fhhall
 Invisible to enemies until attack                 fhshh