GAME CHEATS

Shoot him with rocket launcher six times then bring out the soul-cube to finish him off

At the third part of hell, you must get the soul-cube but first kill the guardian.
Blast his ’searchers’ with a weapon with good coverage like a chaingun.
He will spawn more, while he is doing this a blue light will appear across his
body and when it does shoot the part with a rocket launcher.
Do this a […]

Don’t bother shooting him
Kill the demons that get in the way, Once you can use the soul-cube
make sure that there are no demons in the way, then use the soul-cube.
It may take 5 or more tries to kill him with the soul-cube

List of cheats for ultimate doom and doom 2. Hold left trigger for all cheats
Berserk mode:  X, X, X, Y
End leve: A, A, B, B
Chainsaw: B, B, A, A
Weapons and ammo: B, B, B, B
Invicibility: A, A, A, A
Invisibilty: X, X, Y, Y
Light ampflication goggles: Y, Y, Y, X
Radiation suit: X, Y,Y, Y
Show all maps: […]

A list of the combinations of lockers, where they are and what is in them
 
001 396 Mars City bullets
003 483 Recycling 2 clips, grenades, plasma cell, security armor
009 752 Alpha Labs 1 clip, grenades, large med kits, security armor
013 586 Admin clip, grenades, security armor, shells
017 347 Infirmary clip, large med kit, security armor, […]

Hold left trigger and press B, A, X, Y

During gameplay Hold left trigger and press X,Y, B, A