Invincibility:
Hold Left Trigger and press X, Y, B, A.
Skip Level:
Go into your PDA, go to objectives.
Hold Left Trigger, press B, A, X, Y
When you exit the PDA, it'll load the next level.
Monorail Code::
If you don't use the PDA, to reactivate the monorail the airlock code is 826.
Security Cabinet Codes:
| 396 | Cabinet 001 |
| 483 | 003 |
| 752 | 009 |
| 586 | 013 |
| 347 | 017 |
| 531 | 023 |
| 409 | 038 |
| 102 | 039 |
| 123 | 047 |
| 123 | 048 |
| 123 | 049 |
| 246 | 054 |
| 142 | 054 (second) |
| 972 | 063 |
| 651 | 064 |
| 364 | 078 |
| 364 | 079 |
| 259 | 103 |
| 579 | 104 |
| 538 | 112 |
| 715 | 114 |
| 972 | 116 |
| 624 | 116 (second) |
| 624 | 117 |
| 371 | 213 |
| 298 | 215 |
| 841 | 317 |
| 836 | 386 |
| 836 | 387 |
| 571 | 452 |
| 372 | 666 |
| 468 | 669 |
| 0508 | Martian Buddies 1 and 2 |
| 734 | Weapons Starage 1 and 2 |
The following codes are for Ultimate DOOM and DOOM II included in the Collector's Edition.
Enter any of the following codes during gameplay and while Holding Left Trigger. Entering them in again will toggle their effectiveness ON / OFF:
| Press (X) 4 Times | Temporary Invincibility |
| Press (Y) 4 Times | Show All Map ( Cannot be toggled OFF ) |
| Press (X) 1 Time then Press (Y) 3 Times | Radiation Suit |
| Press (Y) 3 Times and (X) 1 Time | Light Amplification Goggles |
| Press (X) 2 Times then Press (Y) 2 Times | Invisibility |
| Press (A) 4 Times | God Mode |
| Press X, Y, B, A | God Mode (alt) |
| Press B, A, X, Y | Level Skip |
| Press A, B, A, B | Gives All Keys, weapons, ammo, and 200% armor |
| Press (B) 4 Times | Gives All Weapons and Ammo ( Cannot be toggled OFF ) |
| Press (B) 2 Times then Press (A) 2 Times | Gives Chainsaw |
| Press (A) 2 Times then Press (B) 2 Times | End Level |
| Press (X) 3 Times then Press (Y) 1 Time | Berserk Mode |
Thanks to Revolution readers sapz, Joe, Matthew Roderick, Glenn Matlock, Scotty, Charlie Izzarelli, and Ade Mangum!
