Doom cheats and cheat codes for Xbox 360

Unlock Demon Gamerpic:
Finish any level on the Nightmare difficulty level.

Doom Marine Gamerpic:
Achieve a 100% kill rating on a level on the "Hurt Me Plenty" or
higher difficulty level.


Achievements:
Finish the following achievements to award the indicated amount of
Xbox Live Gamerscore points.

Hoarder (5 gamerscore points):
Awarded when finished found all items in level.

Clean Slate (5 gamerscore points):
Kill all enemies in a level on the "Hurt Me Plenty" or higher
difficulty level.

Scout (5 gamerscore points):
Find a hidden area of a map.

Rookie (10 gamerscore points):
Acquire 50 kills on Xbox Live.

Destroyer (10 gamerscore points):
Acquire 100 kills on Xbox Live.

Nightmare (10 gamerscore points):
Win a Nightmare level in single player.

Neophyte (20 gamerscore points):
Awarded when finished any level.

Episode One (25 gamerscore points):
Awarded when finished Episode 1 on the "Hurt Me Plenty" or higher
difficulty level.

Episode Two (25 gamerscore points):
Awarded when finishede Episode 2 on the "Hurt Me Plenty" or higher
difficulty level.

Episode Three (25 gamerscore points):
Awarded when finished Episode 3 on the "Hurt Me Plenty" or higher
difficulty level.

Episode Four (25 gamerscore points):
Awarded when finished Episode 4 on the "Hurt Me Plenty" or higher
difficulty level.

Rampage (35 gamerscore points):
Awarded when finished all levels on UltraViolent mode.