Final DoomCheat Codes:------------Enter one of the following codes during game play to activate the corresponding cheat function.

Effect Code --------------------------------------------------------Invincibility - iddqdAll weapons, keys, ammo, and 200% armor - idkfaAll weapons, ammo - idfaBerserker strength - idbeholdsTemporary invincibility - idbeholdvTemporary invisibility - idbeholdiFull automap - idbeholdaAnti-radiation suit - idbeholdrLight amplification visor - idbeholdlWalk through walls - idclipChainsaw - idchoppersLevel select - idclev [episode number][map number]Toggle full map; full map and objects; normal map - iddtDisplay coordinates and heading - idmypos

Change music to indicated level - idmus [level number]

View network opponent location:-------------------------------Hold [Alt] and type iddtiddtiddtiddt at the map screen.

Gateway To Hell secret room:----------------------------Enable the "idclip" code at the start of the "Gateway To Hell" level to walk throughwalls. Also enable the "iddqd" code for immortality. Walk forward and turn left intothe wall opposite the transporter until you are in the main room. Then, turn rightand walk forward into a small green room where some enemies are being transported and crushed. Keep looking inside the walls until you find another huge room with weapons and a few of Berserker Packs. Sometimes there is an unkillable Spectre inthere.

Hidden area:------------On level 30, enable the "idclip" code. Walk into the room with the Demons, Cacodemons,Imps, Lost Souls, and lava. Fall in the lava and keep walking. Finally, watch the marines mugshot and enable the iddqd code.

Defeating the final Boss:-------------------------In the last level, find the wall with a giant demon skull that shoots blocks that

turn into demons. Enable the "idclip" code and walk through it until you see a man's head (John Romero) on a pike. Shoot or chop it with a chainsaw. You will then have completed the game.