| Awards | Changelog | Cheats | Codes Codex | Compatibility | Covers | Credits | DLC | Help Localization | Manifest | Modding | Patches | Ratings Reviews | Screenshots | Soundtrack Videos | Walkthrough | |
|---|---|
| Achievements GOG | In-Game | Origin | PlayStation Trophies | Retro Steam | Xbox Live |
Codes are activated by typing the letters ingame.
- IDBEHOLDa
- Automap
- IDBEHOLDi
- Invisiblity
- IDBEHOLDl
- Light goggles
- IDBEHOLDr
- Radiation suit
- IDBEHOLDs
- Berserk
- IDBEHOLDv
- Invulnerability sphere
- IDCHOPPERS
- Chainsaw
- IDCLEV##
- Warp to e#m#
- IDDT
- Reveal map (while in map mode)
- IDDQD
- God mode (Delta-Q-Delta)
- IDFA
- Full ammo
- IDKFA
- Keys and full ammo
- IDSPISPOPD
- No clipping, walk through walls (smashing pumpkins into small pieces of putrid debris)