ChickenSupreme

Secret Achievement

Secret Achievement

Secret Achievement

Secret Achievement

Romper Stomper

Stomp 10 Containers

Lightspeed de Milo

Dismember the Lightspeed Boy Statue

First Aid

Use Quick Heal ten times (single player only)

Secret Achievement

Secret Achievement

Shoot the Limbs!

Dismember 25 Necromorph Limbs (single player only)

Taste of your own Medicine

TK Impale a live Slasher to a surface using a Slasher's arm - it must stick to the surface

Secret Achievement

Secret Achievement

Secret Achievement

Secret Achievement

Secret Achievement

Secret Achievement

Secret Achievement

Secret Achievement

Secret Achievement

Made Us Whole

Complete the game on any difficulty setting

Mission Impossible

Complete the game on Zealot setting

Vacuum Cleaner

Decompress 20 Necromorphs without getting sucked out yourself

...And Stay Down

Kill 25 crawling enemies with Stomp (single player only)

Think Fast

Kill 30 Necromorphs with Kinesis objects

The Nanny

Kill 30 Crawlers without detonating them

Frozen in Time

Kill 50 Necromorphs while they are in Stasis (single player only)

Epic Dismemberment

Dismember 2,500 Necromorph Limbs (single player only)

Looking good

Purchase the Advanced Suit

Fully Outfitted

Upgrade your RIG and Stasis completely

Picking favorites

Upgrade 1 Weapon completely

Fully Loaded

Simultaneously have four completely upgraded weapons

The Sampler Platter

Kill a Necromorph with every Weapon in the game (single player only).

Collect Peng

Find the Peng treasure

The Librarian

Collect 100 logs

The Electrician

Collect 10 Semiconductors

The Engineer

Collect 10 Schematics

My Boom Stick

Kill 6 enemies at once with Line Gun's Alt-Fire (single player only)

Shock Therapy

Impale an enemy with the Javelin Gun and use its Alt-Fire to shock 3 others (single player only)

Lawnmower Man

Kill 4 enemies with the same Ripper blade

It's a Trap!

Kill 20 enemies with Detonator Mines in a deployed state

Necro Flambe

Kill 50 enemies using the Flamethrower

Peek a Boo!

Kill a Stalker with the Seeker Rifle while in Zoom Mode

C-Section

Knock down an enemy with Contact Beam Alt-Fire then kill it with Primary Fire before it stands up

Going for Distance

Impale an enemy and make him fly through the air for 17 meters - it must stick to the surface

Skewered in Space

Impale an enemy into a Decompression Window to cause it to blow out

Hard to the Core

Complete the game on Hard Core setting

Clean Cut

Sever all three tentacles of a Lurker with one Line Gun Primary Fire shot (single player only)

Brute Juke

Kill a Brute without taking damage

Bouncing Betty

Kill a Cyst by catching its Mine and throwing it back

Secret Achievement

Secret Achievement

Secret Achievement

The Veteran

Severed: Complete on Zealot difficulty

Remember the Alamo

Severed: Kill 16 or more enemies in the final last stand combat sequence

Peng Me Again

Severed: Find the Peng treasure in Severed

King of the Hill

Severed: Defend the quarry platform until the door unlocks

Grind House

Severed: In the grinder room, cause an enemy to die in the grinders