Doom IDBEHOLD-Displays menu (followed by A, I, L, R, S, or V for choice) A=Full Automap (computer map) I=Partial invisibility L=Light amplification visors R=Anti-radiation suit S=Strength (Berserk) V=Invulnerability IDCHOPPERS-Get chain saw IDCLEV-Warp (followed by episode number and level number) IDDQD-Invincibility IDDT-Toggles Automap between normal, full, and full with objects IDFA-Full ammo and all weapons but no keys IDKFA-Killer F**king Ammo (Max all ammo and weapons) IDMYPOS-Displays your bearing and coordinates in hex IDSPISPOPD-No clipping mode (walk through walls)