Kill 30 Necromorphs with Kinesis objects

Unlocked: 24 Aug 2012 12:51:04

Kill a Brute without taking damage

Unlocked: 15 Aug 2012 06:56:50

Simultaneously have four completely upgraded weapons

Unlocked: 15 Aug 2012 06:22:02

Find the Peng treasure

Unlocked: 14 Aug 2012 15:48:20

Dismember 2,500 Necromorph Limbs (single player only)

Unlocked: 14 Aug 2012 14:51:23

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

Unlocked: 14 Aug 2012 12:24:46

Complete the game on any difficulty setting

Unlocked: 02 Feb 2011 07:12:55

Escape the Facility

Unlocked: 02 Feb 2011 07:12:54

Destroy the Marker

Unlocked: 02 Feb 2011 07:09:49

Upgrade your RIG and Stasis completely

Unlocked: 02 Feb 2011 06:56:10

Survive the Eye Poke Machine

Unlocked: 02 Feb 2011 06:05:30

Complete the Drill Ride

Unlocked: 02 Feb 2011 04:37:42

Purchase the Advanced Suit

Unlocked: 02 Feb 2011 04:16:55

Snare the Shard with the Ishimura

Unlocked: 30 Jan 2011 04:59:39

Collect 100 logs

Unlocked: 30 Jan 2011 04:14:16

Destroy the Tripod Nest

Unlocked: 30 Jan 2011 03:25:59

Upgrade 1 Weapon completely

Unlocked: 30 Jan 2011 02:18:01

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

Unlocked: 30 Jan 2011 02:09:51

Collect 10 Semiconductors

Unlocked: 29 Jan 2011 08:51:10

Complete the Solar Array Puzzle

Unlocked: 28 Jan 2011 14:35:28

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

Unlocked: 28 Jan 2011 14:22:13

Defeat the AI

Unlocked: 28 Jan 2011 14:18:50

Win the fight at the School

Unlocked: 28 Jan 2011 13:22:26

Collect 10 Schematics

Unlocked: 27 Jan 2011 13:30:25

Kill the Tormenter

Unlocked: 27 Jan 2011 13:14:15

Survive your first encounter with Stalkers

Unlocked: 25 Jan 2011 14:13:19

Get through the first Zero-G area

Unlocked: 25 Jan 2011 13:33:42

Survive the Train Sequence

Unlocked: 25 Jan 2011 12:56:44

Use Quick Heal ten times (single player only)

Unlocked: 25 Jan 2011 12:37:08

Stomp 10 Containers

Unlocked: 25 Jan 2011 12:33:32

Get your first Suit

Unlocked: 25 Jan 2011 09:51:23

Dismember 25 Necromorph Limbs (single player only)

Unlocked: 25 Jan 2011 09:26:14

Knock off every Tripod during the Elevator Sequence

Complete the game on Zealot setting

Decompress 20 Necromorphs without getting sucked out yourself

Kill 25 crawling enemies with Stomp (single player only)

Kill 30 Crawlers without detonating them

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

Dismember the Lightspeed Boy Statue

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

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

Kill 4 enemies with the same Ripper blade

Kill 20 enemies with Detonator Mines in a deployed state

Kill 50 enemies using the Flamethrower

Kill a Stalker with the Seeker Rifle while in Zoom Mode

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

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

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

Complete the game on Hard Core setting

Kill a Cyst by catching its Mine and throwing it back

Severed: Complete Chapter 1

Severed: Complete Chapter 2

Severed: Take out the gunship within 30 seconds

Severed: Complete on Zealot difficulty

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

Severed: Find the Peng treasure in Severed

Severed: Defend the quarry platform until the door unlocks

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