DOOM + DOOM II

Master of DOOM

Rip and tear until it is done.

Guns Are For Wusses

Get 25 kills with your Fists in a single level.

Until It Is Done

Get 100 Chainsaw kills.

Shoot It Until It Dies

Finish off a Cyberdemon with the Pistol.

Groovy

Get 3 multi-kills with the Shotgun.

Skeet Shooting

Kill 4 enemies in 1 shot with the Super Shotgun.

Heavenly Joy

Shoot 200 bullets consecutively with the Chaingun.

Bowling for Gibs

Gib three or more enemies with a single rocket explosion.

Cookin' With Plasma

Kill 5 enemies in 5 seconds with the Plasma Rifle.

Overkill

Kill only a single enemy with a BFG9000 blast.

Timing Is Everything

Kill 2 enemies with a single barrel explosion.

Doormat

Crush a corpse in a door.

Overprepared

Finish a level with 200% armor and 200% health.

Indiscriminate Headhunter

Kill one of every enemy.

Not So Friendly Fire

Cause an enemy to kill another enemy.

More Like a Dream

Complete a level on Nightmare difficulty.

Hoarder

Finish a level with 100% items picked up.

The Only Thing They Fear Is You

Complete any monster-filled level with 100% kills without getting hurt on Ultra-Violence or higher.

An Important Looking Door

Find a secret area.

Alternate Dimension

Find a secret level.

Clean Slate

Kill all monsters in any monster-filled level on 'Hurt me plenty' or higher.

Burning Out of Control

Complete any monster-filled level with 100% kills, items, and secrets.

A Man and a Half

Get 20 kills using the berserk powerup in a single level.

Untouchable

Complete 8 different levels sequentially under par time without dying on Ultra-Violence or higher.

Kill It With Fire

Immolate a total of 30 arachnoid enemies with the Incinerator.

Screen Wipe

Obliterate 50 enemies with a single shot of the Calamity Blade.

DOOM

Reach the end of 'DOOM'.

Sigil

Reach the end of 'Sigil'.

DOOM II

Reach the end of 'DOOM II'.

No Rest for the Living

Reach the end of 'No Rest for the Living'.

Master Levels

Reach the end of 'Master Levels for DOOM II'.

Evilution

Reach the end of 'TNT: Evilution'.

Plutonia

Reach the end of 'The Plutonia Experiment'.

Legacy of Rust

Reach the end of 'Legacy of Rust'.