Overprepared
Not unlocked yetFinish a level with 200% armor and 200% health.
Timing Is Everything
Not unlocked yetKill 2 enemies with a single barrel explosion.
A Man and a Half
Not unlocked yetGet 20 kills using the berserk powerup in a single level.
Overkill
Not unlocked yetKill only a single enemy with a BFG9000 blast.
DOOM
Not unlocked yetReach the end of 'DOOM'.
DOOM II
Not unlocked yetReach the end of 'DOOM II'.
Evilution
Not unlocked yetReach the end of 'TNT: Evilution'.
Master Levels
Not unlocked yetReach the end of 'Master Levels for DOOM II'.
Legacy of Rust
Not unlocked yetReach the end of 'Legacy of Rust'.
No Rest for the Living
Not unlocked yetReach the end of 'No Rest for the Living'.
Plutonia
Not unlocked yetReach the end of 'The Plutonia Experiment'.
Sigil
Not unlocked yetReach the end of 'Sigil'.
Heavenly Joy
Not unlocked yetShoot 200 bullets consecutively with the Chaingun.
Until It Is Done
Not unlocked yetGet 100 Chainsaw kills.
Doormat
Not unlocked yetCrush a corpse in a door.
Not So Friendly Fire
Not unlocked yetCause an enemy to kill another enemy.
Guns Are For Wusses
Not unlocked yetGet 25 kills with your Fists in a single level.
Kill It With Fire
Not unlocked yetImmolate a total of 30 arachnoid enemies with the Incinerator.
Hoarder
Not unlocked yetFinish a level with 100% items picked up.
Burning Out of Control
Not unlocked yetComplete any monster-filled level with 100% kills, items, and secrets.
Clean Slate
Not unlocked yetKill all monsters in any monster-filled level on 'Hurt me plenty' or higher.
Indiscriminate Headhunter
Not unlocked yetKill one of every enemy.
More Like a Dream
Not unlocked yetComplete a level on Nightmare difficulty.
Untouchable
Not unlocked yetComplete 8 different levels sequentially under par time without dying on Ultra-Violence or higher.