Achievements:
2 Deaths - 1 Gun - Kill two enemies in the same room with a rocket in DOOM 3 Multiplayer
All of Us - Find the id logo secret room in DOOM 3
Berserked! - Use Berserk to kill a player in DOOM 3 Multiplayer
Big Boy - Defeat Cyberdemon boss in DOOM 3
Boomtastic - Blow up 50 barrels in the DOOM 3, RoE, or Lost Mission campaigns
Bot Buddy - Keep a Sentry Bot alive to its destination in DOOM 3, RoE, or Lost Mission (except Mars City)
Clean Sheet - Complete a DOOM 3 Multiplayer match without dying
Cookie Stealer - Defeat Guardian boss in DOOM 3
Crushed! - Catch an enemy player in the Reactor of Frag Chamber in DOOM 3 Multiplayer
DOOM II: A Really Big Gun - Find a BFG in DOOM II single player
DOOM II: An Important Looking Door - Find a secret area of a DOOM II level in single player
DOOM II: And Back Again - Complete all levels in 'DOOM II: No Rest for the Living' in single player
DOOM II: Burning Out of Control - Complete any DOOM II level with 100% kills, items, and secrets in single player
DOOM II: From Earth to Hell - Complete all levels in 'DOOM II: Hell on Earth' in single player
DOOM II: Just Getting Started - Complete any DOOM II level in single player
DOOM II: Superior Firepower - Complete all 'DOOM II: Hell on Earth' levels on 'Ultra-Violence' or higher in single player
DOOM: Burning Out of Control - Complete any DOOM level with 100% kills, items, and secrets in single player
DOOM: Episode 1 - Complete DOOM Episode 1 on 'Hurt Me Plenty' or higher in single player
DOOM: Episode 2 - Complete DOOM Episode 2 on 'Hurt Me Plenty' or higher in single player
DOOM: Episode 3 - Complete DOOM Episode 3 on 'Hurt Me Plenty' or higher in single player
DOOM: Episode 4 - Complete DOOM Episode 4 on 'Hurt Me Plenty' or higher in single player
DOOM: Nightmare - Complete any DOOM level on 'Nightmare' in single player
DOOM: Rampage - Complete all DOOM levels on 'Ultra-Violence' or higher in single player
DOOMed Collector - Collect every PDA in DOOM 3
DOOMed Marine - Complete the DOOM 3 single player campaign on Marine
DOOMed Nightmare - Complete the DOOM 3 single player campaign on Nightmare
DOOMed Recruit - Complete the DOOM 3 single player campaign on Recruit
DOOMed Veteran - Complete the DOOM 3 single player campaign on Veteran
Double the Fun! - Kill 2 Imps with one shotgun blast in DOOM 3, RoE, or Lost Mission
Eat This! - Defeat the Maledict boss in RoE
Evil Collector - Collect every PDA in the RoE campaign
Evil Marine - Complete the RoE campaign on Marine
Evil Nightmare - Complete the RoE campaign on Nightmare
Evil Recruit - Complete the RoE campaign on Recruit
Evil Veteran - Complete the RoE campaign on Veteran
Fists of Fury - Use the Artifact with Berserk ability to punch out 20 enemies in RoE
Gimme Power! - Defeat the Berserk Hunter in RoE
Gimme Time! - Defeat the Helltime Hunter in RoE
Goody Finder - Open all storage lockers in DOOM 3
I Like to Watch - Find all video logs in DOOM 3
Killing time - Score 25000 on Super Turbo Turkey Puncher 3 in DOOM 3 or RoE
Lost Collector - Collect every PDA in the Lost Mission campaign
Lost Marine - Complete the Lost Mission campaign on Marine
Lost Nightmare - Complete the Lost Mission campaign on Nightmare
Lost Recruit - Complete the Lost Mission campaign on Recruit
Lost Veteran - Complete the Lost Mission campaign on Veteran
Neophyte - Complete any level in Ultimate DOOM in singleplayer
Ninja Killer - Kill 5 enemy players while using Invisibility in DOOM 3 Multiplayer
Not a Scratch - Complete a level without taking any damage in DOOM 3, RoE, or Lost Mission (except Mars City)
Play Catch - Kill 20 enemies with projectiles launched from the Grabber in RoE
RAGE - Find the RAGE logo in the Lost Mission
Ready for Action! - Get the BFG-9000 from Security Chief's office in DOOM 3
Ripped! - Use the chainsaw to kill 20 enemies in DOOM 3
Shocking! - Defeat the Invulnerability Hunter in RoE
Soulfood - Use the Soul Cube to defeat 20 enemies in DOOM 3
Speed Run - Complete the DOOM 3 single player campaign in 10 hours or less
Sticky Situation - Defeat the Vagary boss in DOOM 3
Telefragged! - Kill an enemy player by jumping into a teleporter after them in DOOM 3 Multiplayer
That was Close! - Kill an enemy with 1 health remaining in DOOM 3, RoE, or Lost Mission
To Be or Not to Be - Kill the scientist trapped next to the Reactor Control Room in DOOM 3
Too Slow, Fool! - Kill 5 enemies at once while in Hell Time in RoE
Turncoat - Get 2 demons to fight each other in DOOM 3, RoE, or Lost Mission
Unarmed Badass - Kill 20 enemies with the fists/melee hands in DOOM 3
You Laugh, It Works - Find the bloody handiwork of Betruger (in Delta 4 Hallway) in DOOM 3
You're Not My Boss! - Defeat Sabaoth boss in DOOM 3