Doom

Strategy Guide

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Level select

Pause the game and press Right, Left, R2, R1, Triangle, L1, Circle, X. If you entered the code correctly, a menu will appear in the top half of the viewing window. Press Left and Right to select a level, and confirm your entry with Square, Circle, Triangle, or X.

Invincibility

Pause the game and press Down, L2, Square, R1, Right, L1, Left, Circle. If you entered the code correctly, a message will appear on the bottom of the viewing window and will disappear the game is resumed. Your character will be invincible, however unlike the invulnerability power-up, your screen will not turn white.

Weapons, ammunition, and keys

Pause the game and press X, Triangle, L1, Up, Down, R2, Left(2). If you entered the code correctly, a message will appear on the bottom of the viewing window and will disappear the game is resumed. All weapons, ammunition for them, and keys for current level will be available.

Map all lines

Pause the game and press Triangle(2), L2, R2, L2, R2, R1, Square. If you entered the code correctly, a message will appear on the bottom of the viewing window and will disappear the game is resumed. All walls and boundaries will appear on the map for the current stage.

Map all items

Pause the game and press Triangle(2), L2, R2, L2, R2, R1, Circle. If you entered the code correctly, a message will appear on the bottom of the viewing window and will disappear the game is resumed. All objects including enemies, items, weapons, and secret switches will appear on the map as blue triangles.

X-Ray specs

Pause the game and press L1, R2, L2, R1, Right, Triangle, X, Right.

Transparent walls

Pause the game and press L1, R2, L2, R1, Right, Triangle, X, Right. Now your character may now see through one layer of wall or sprites.

Random levels

At the password screen, enter "DOOMMNLxxx", where xxx the same character such as !!! or 666. Now the game will start at a random level with an unusual amount of ammunition, armor, and life.

Play in linked mode with only one disc

Note: Sony does not recommend removing a spinning disc from the Playstation. Connect two Playstations with the linkcable, and power on both systems. Begin Doom on Playstation 1. Select Deathmatch or a cooperative game. Playstation 1 should try to connect to Playstation 2. Wait a few seconds, remove the disc from the Playstation 1, and start the game on Playstation 2. Enter all selections identically to Playstation 1 and begin playing.

The game will hang from time to time. At these points, swap the disc to the other Playstation after waiting a few seconds before removing the disc.

Level passwords

LevelHealth ArmorWeapons PasswordTitle
Ultimate Doom
02125%200% AllCR!3WDD3DB Plant
03200%200% All3JJCMK8W64 Toxin Refinery
04200%200% All03LTJ0Y!02 Command Control
05200%200% AllH33!1HFTHK Phobos Lab
06200%200% All04MSKZX9Z1 Central Processing
07125%200% AllYTTLCXXLXV Computer Station
08200%200% All09SMBY04YW Phobos Anomaly
09200%200% All7KKBLD7V53 Diemos Anomaly
10100%200% AllFM4217GSGJ Containment Area
11200%200% AllH!!3WDGLDB Refinery
12200%200% All07QPDW26WY Deimos Lab
13350%150% 12346WTXQ9C3W12 Command Center
14100%200% 123456RBR4G!LDLN Halls of the Damned
15300%175% 1236WTXQ9C3W11 Spawning Vats
1650%75% 1234567548C7DFWYX Hell Gate
17100%125% 1234567JOC89DZPQS Hell Keep
18100%125% 1234567JGB9CT0NRT Pandemonium
19100%200% All9QLTKR0!02 House of Pain
20100%200% All78M63QX921 Unholy Cathedral
21200%200% AllS!61FHVQJG Mt. Erebus
22200%200% All33QHFTT6WY Limbo
23200%200% AllVBGQPJ!Y46 Tower of Babel
24200%200% AllZYKTLW7V53 Hell Beneath
25200%200% All0DJSM4HW64 Perfect Hatred
26200%200% AllLS5YPTCRKH Sever the Wicked
27200%200% AllZDJSMVRW64 Unruly Evil
28200%200% All1YKTX4QV53 Unto the Cruel
29200%200% AllXKF6R8LZ97 Twilight Descends
30200%200% AllDJX07Q4HTR Threshold of Pain
 
Doom II
31200%200% AllC0W1!QNJQS Entryway
32125%200% AllVM!3V1D3DB Underhalls
33150%200% AllW394W2DMFC The Gantlet
34150%200% AllZQ58ZKJRKH The Focus
35175%200% AllZ758ZKJ8KH The Waste Tunnels
36200%200% All5C2V3DQBNL The Crusher
37200%200% AllNCKBLX7V53 Dead Simple
38200%200% All1Q580FCRKH Tricks and Traps
39100%200% AllHTMSKZZ9Z1 The Pit
40200%200% AllWS58ZKCRKH Refueling Base
41200%200% AllCSNRG2W820 O of Destruction!
42200%200% AllWT670JBQJG The Factory
43200%200% AllDQLTJ1Y!02 The Inmost Dens
44100%200% All2N94VFFMFC The Suburbs
45200%200% AllCQLTJ0Y!02 Tenements
46200%200% AllWR492GDSGJ The Courtyard
47200%200% AllPFFGXH3777 The Citadel
48200%200% AllJWCJV2X479 Nirvana
49200%200% AllCJJTM35964 The Catacombs
50200%200% AllM!T174XZXV Barrels of Fun
51200%200% All5770MX2CDF Bloodfalls
52200%200% AllYJLW3PPCPM The Abandoned Mines
53200%200% AllDKKBLM58J3 Monster Condo
54200%125% All7L3!266DJK Redemption Denied
 
Bonus levels
55150%0% AllBBBBBBB666 Fortress of Mystery
56200%200% All3P67ZNBQJG The Military Base
57100%0% 1235678JCGDNFL555 The Marshes
58250%25% AllBXXBXXB778 The Mansion
59150%25% AllJCGDNFL556 Club Doom


Game Shark Codes

Version 1.0

Invincible800A85FC 0001
800A85F4 00C7
800A85F0 0064
God Mode800A868C 0002
Infinite Bullets800A8664 0064
Infinite Shotgun Shells800A8668 0064
Infinite Rockets800A8670 0064
Infinite Plasma800A866C 0064
Have Shotgun800A8648 0001
Have Double Barrel-Shotgun800A864C 0001
Have Chaingun800A8650 0001
Have Rocket Launcher800A8654 0001
Have Plasma Rifle800A8658 0001
Have B.F.G. 9000800A865C 0001
Have Chainsaw800A8660 0001
Have Red Key800A8614 0001
Have Blue Key800A8618 0001
Have Yellow Key800A861C 0001
Night Vision On800A8610 0001
Turn On Level Map800A860C 0001
X-Ray Vision800A868C 0080
X-Ray Vision and God Mode800A868C 0082
Mega Rapid Fire800A86C0 0001
More Light800A8612 0001

Version 1.1

Invincible800A881C 0001
800A8814 0001
800A8810 0064
God Mode800A88AC 0002
Infinite Bullets800A8884 0064
Infinite Shotgun Shells800A8888 0064
Infinite Rockets800A8890 0064
Infinite Plasma800A888C 0064
Have Shotgun800A8868 0001
Have Double-Barrel Shotgun800A886C 0001
Have Chaingun800A8870 0001
Have Rocket Launcher800A8874 0001
Have Plasma Rifle800A8878 0001
Have B.F.G. 9000800A887C 0001
Have Chainsaw800A8880 0001
Have Red Key800A8834 0001
Have Blue Key800A8838 0001
Have Yellow Key800A883C 0001
Night Vision On800A8830 0001
Turn On Level Map800A882C 0001
X-Ray Vision800A88AC 0080
X-Ray Vision and God Mode800A88AC 0082
Mega Rapid Fire800A88E0 0001
More Light800A8832 0001

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