Complete the game on Zealot setting
Unlocked: 10 Jan 2013 03:26 pm
Fully Loaded
50Simultaneously have four completely upgraded weapons
Unlocked: 10 Jan 2013 08:40 am
Decompress 20 Necromorphs without getting sucked out yourself
Unlocked: 9 Jan 2013 05:02 pm
Dismember 2,500 Necromorph Limbs (single player only)
Unlocked: 9 Jan 2013 04:26 pm
Complete the game on Hard Core setting
Unlocked: 9 Jan 2013 03:30 pm
Upgrade 1 Weapon completely
Unlocked: 9 Jan 2013 03:02 pm
Escape the Facility
Unlocked: 6 Jan 2013 03:46 pm
Complete the game on any difficulty setting
Unlocked: 6 Jan 2013 03:46 pm
Destroy the Marker
Unlocked: 6 Jan 2013 03:42 pm
Survive the Eye Poke Machine
Unlocked: 6 Jan 2013 03:19 pm
Complete the Drill Ride
Unlocked: 6 Jan 2013 01:44 pm
Looking good
10Purchase the Advanced Suit
Unlocked: 6 Jan 2013 01:17 pm
The Nanny
10Kill 30 Crawlers without detonating them
Unlocked: 6 Jan 2013 12:23 pm
Collect 100 logs
Unlocked: 6 Jan 2013 12:19 pm
Snare the Shard with the Ishimura
Unlocked: 6 Jan 2013 12:17 pm
Destroy the Tripod Nest
Unlocked: 6 Jan 2013 10:21 am
Upgrade your RIG and Stasis completely
Unlocked: 5 Jan 2013 01:54 pm
Complete the Solar Array Puzzle
Unlocked: 5 Jan 2013 11:42 am
Defeat the AI
Unlocked: 5 Jan 2013 11:29 am
Kill 50 Necromorphs while they are in Stasis (single player only)
Unlocked: 5 Jan 2013 11:18 am
Collect 10 Semiconductors
Unlocked: 5 Jan 2013 11:16 am
Collect Peng
20Find the Peng treasure
Unlocked: 5 Jan 2013 11:16 am
Knock off every Tripod during the Elevator Sequence
Unlocked: 2 Jan 2013 02:19 pm
Think Fast
15Kill 30 Necromorphs with Kinesis objects
Unlocked: 2 Jan 2013 12:49 pm
Brute Juke
10Kill a Brute without taking damage
Unlocked: 2 Jan 2013 11:41 am
Win the fight at the School
Unlocked: 1 Jan 2013 04:11 pm
Kill a Necromorph with every Weapon in the game (single player only).
Unlocked: 1 Jan 2013 03:32 pm
It's a Trap!
20Kill 20 enemies with Detonator Mines in a deployed state
Unlocked: 1 Jan 2013 03:20 pm
Kill 4 enemies with the same Ripper blade
Unlocked: 1 Jan 2013 03:19 pm
Kill 25 crawling enemies with Stomp (single player only)
Unlocked: 1 Jan 2013 03:11 pm
Impale an enemy and make him fly through the air for 17 meters - it must stick to the surface
Unlocked: 1 Jan 2013 02:57 pm
Impale an enemy with the Javelin Gun and use its Alt-Fire to shock 3 others (single player only)
Unlocked: 1 Jan 2013 02:56 pm
Kill 6 enemies at once with Line Gun's Alt-Fire (single player only)
Unlocked: 1 Jan 2013 02:54 pm
Peek a Boo!
20Kill a Stalker with the Seeker Rifle while in Zoom Mode
Unlocked: 1 Jan 2013 02:34 pm
C-Section
10Knock down an enemy with Contact Beam Alt-Fire then kill it with Primary Fire before it stands up
Unlocked: 1 Jan 2013 02:22 pm
Clean Cut
10Sever all three tentacles of a Lurker with one Line Gun Primary Fire shot (single player only)
Unlocked: 1 Jan 2013 01:56 pm
Kill a Cyst by catching its Mine and throwing it back
Unlocked: 1 Jan 2013 01:39 pm
The Engineer
10Collect 10 Schematics
Unlocked: 1 Jan 2013 01:35 pm
Necro Flambé
10Kill 50 enemies using the Flamethrower
Unlocked: 1 Jan 2013 01:34 pm
Kill the Tormenter
Unlocked: 1 Jan 2013 01:24 pm
Survive your first encounter with Stalkers
Unlocked: 1 Jan 2013 10:16 am
Impale an enemy into a Decompression Window to cause it to blow out
Unlocked: 15 May 2011 09:18 am
Dismember the Lightspeed Boy Statue
Unlocked: 15 May 2011 09:16 am
Get through the first Zero-G area
Unlocked: 13 May 2011 10:56 am
Survive the Train Sequence
Unlocked: 13 May 2011 10:18 am
Stomp 10 Containers
Unlocked: 13 May 2011 09:59 am
First Aid
10Use Quick Heal ten times (single player only)
Unlocked: 13 May 2011 09:54 am
Get your first Suit
Unlocked: 13 May 2011 08:11 am
Dismember 25 Necromorph Limbs (single player only)
Unlocked: 12 May 2011 01:02 am
TK Impale a live Slasher to a surface using a Slasher's arm - it must stick to the surface
Unlocked: 12 May 2011 12:56 am
The Veteran
50Severed: Complete on Zealot difficulty
Unlocked: 10 Jan 2013 11:33 pm
Severed: Complete Chapter 2
Unlocked: 10 Jan 2013 10:27 pm
Severed: Kill 16 or more enemies in the final last stand combat sequence
Unlocked: 10 Jan 2013 10:24 pm
Severed: Find the Peng treasure in Severed
Unlocked: 10 Jan 2013 10:02 pm
Severed: Complete Chapter 1
Unlocked: 10 Jan 2013 09:33 pm
Severed: Take out the gunship within 30 seconds
Unlocked: 10 Jan 2013 09:31 pm
Severed: Defend the quarry platform until the door unlocks
Unlocked: 10 Jan 2013 09:11 pm
Grind House
20Severed: In the grinder room, cause an enemy to die in the grinders
Unlocked: 10 Jan 2013 03:47 pm