Achievement Unlocked Game Visibility Global Unlocks
Hip Shot
Kill an enemy with an un-zoomed sniper rifle 		2011-07-09 17:27:15
Counter-Strike: Source 45.2%
Body Bagger
Kill 25 enemies 		2011-07-09 16:35:47
Counter-Strike: Source 59.8%
Bunny Hunt
Kill an airborne enemy 		2011-07-09 12:48:44
Counter-Strike: Source 37.7%
Primer
Do at least 95% damage to an enemy who is then killed by a another player 		2011-07-09 12:13:28
Counter-Strike: Source 53.8%
Piece Initiative
Win 5 Pistol Rounds 		2011-07-09 10:55:07
Counter-Strike: Source 33.1%
Someone Set Up Us The Bomb
Win a round by planting a bomb 		2011-07-09 07:53:03
Counter-Strike: Source 38.5%
Points in Your Favor
Inflict 2,500 total points of damage to enemy players 		2011-07-09 07:46:46
Counter-Strike: Source 62.7%
Mercy Rule
Kill the entire opposing team without any members of your team dying 		2011-07-08 20:20:17
Counter-Strike: Source 45.3%
Blind Fire
Destroy an Engineer building that you can't see with a direct hit from your Grenade Launcher. 		2011-07-08 19:13:28
Team Fortress 2 14.5%
Play Around
Play a gamemode that isn't sandbox 		2011-07-08 13:01:07
Garry's Mod 78.7%
Play Multiplayer
Play multiplayer at least once 		2011-07-08 13:01:03
Garry's Mod 86.6%
Make the Cut
Win a knife fight 		2011-07-08 11:35:05
Counter-Strike: Source 37.6%
Lost and F0wnd
KIll an enemy player with a gun they dropped that round 		2011-07-08 11:25:15
Counter-Strike: Source 17.0%
Magic Bullet
Kill an enemy with the last bullet in your magazine (excluding sniper rifles) 		2011-07-08 11:25:15
Counter-Strike: Source 53.0%
Newb World Order
Win 10 rounds 		2011-07-08 11:22:11
Counter-Strike: Source 61.0%
Dressed to Kill
Start a round with all players on your team wearing the same uniform (at least 5 players) 		2011-07-08 11:14:47
Counter-Strike: Source 20.4%
War Bonds
Earn $125,000 total cash 		2011-07-08 11:02:41
Counter-Strike: Source 58.6%
Shot With Their Pants Down
Kill an enemy player while they are reloading 		2011-07-08 11:02:35
Counter-Strike: Source 62.4%
Avenging Angel
Kill an enemy player in the same round as they kill a player on your friends list 		2011-07-08 10:55:32
Counter-Strike: Source 36.0%
Play Singleplayer
Play singleplayer at least once 		2011-07-08 07:56:34
Garry's Mod 78.4%
Escape the Heat
Jump into a pool of refreshing water while on fire. 		2011-07-02 19:07:51
Team Fortress 2 22.9%
Team Doctor
Accumulate 25000 heal points as a Medic. 		2011-06-25 14:23:21
Team Fortress 2 15.4%
Batting the Doctor
Kill a Medic that is ready to deploy an ÜberCharge. 		2011-06-24 11:27:13
Team Fortress 2 14.4%
Powerhouse Offense
Win 2Fort with a shutout. 		2011-06-24 10:51:19
Team Fortress 2 20.3%
What cat?
Break the mini-teleporter in Kleiner's lab. 		2011-05-15 19:58:23
Half-Life 2 12.7%
Singularity Collapse
Destroy the Citadel's reactor core. 		2011-05-15 19:50:35
Half-Life 2
27.2%
Atomizer
Disintegrate 15 soldiers by throwing them into a Combine ball field. 		2011-05-15 19:29:17
Half-Life 2 13.2%
Giant Killer
Survive the rooftop strider battle in the ruins of City 17. 		2011-05-15 19:12:34
Half-Life 2 27.8%
Fight the Power
Shut down the supression device by disabling its generators. 		2011-05-15 17:25:24
Half-Life 2 28.9%
Plaza Defender
Survive the generator plaza standoff in chapter Anticitizen One. 		2011-05-14 11:46:17
Half-Life 2 30.4%
Radiation Levels Detected
Get through the toxic tunnel under City 17 in Half-Life 2. 		2011-05-14 11:30:24
Half-Life 2 31.0%
Follow Freeman
Gain command of a squad of rebels in the uprising. 		2011-05-14 10:44:20
Half-Life 2 31.8%
Warden Freeman
Survive the second turret standoff in Nova Prospekt. 		2011-05-14 10:18:43
Half-Life 2 31.8%
Hack Attack!
Kill five enemies with a Manhack. 		2011-05-14 10:17:58
Half-Life 2 7.2%
Bug Hunt
Use the antlions to kill 50 enemies. 		2011-05-14 08:55:50
Half-Life 2 32.8%
Where Cubbage Fears to Tread
Defend Little Odessa from the gunship attack. 		2011-05-12 19:08:12
Half-Life 2
38.3%
Hallowed Ground
Escort Gregori safely through the church cemetery. 		2011-05-12 18:40:15
Half-Life 2
39.7%
Zero-Point Energy
Get the Gravity Gun in Black Mesa East. 		2011-05-12 17:14:57
Half-Life 2 44.2%
Blast from the Past
Find the HEV Suit Charger faceplate in Eli's scrapyard. 		2011-05-12 17:14:19
Half-Life 2 22.9%
Revenge!
Destroy the hunter-chopper in Half-Life 2. 		2011-05-12 16:57:23
Half-Life 2 45.0%
Heavy Weapons
Get the airboat's mounted gun. 		2011-05-12 16:44:29
Half-Life 2 47.3%
Anchor's Aweigh!
Get the airboat. 		2011-05-12 10:59:31
Half-Life 2 53.2%
Barnacle Bowling
Kill five barnacles with one barrel. 		2011-05-11 20:16:50
Half-Life 2 36.9%
Trusty Hardware
Get the crowbar. 		2011-05-11 19:59:50
Half-Life 2 67.0%
Malcontent
Escape the apartment block raid. 		2011-05-11 19:47:57
Half-Life 2 69.7%
Defiant
Hit the trashcan cop with the can. 		2011-05-11 19:40:16
Half-Life 2
32.5%
Submissive
Put the can in the trash. 		2011-05-11 19:39:45
Half-Life 2
44.8%
Penny Pincher
Pick up 30 coins in a row on a single level without letting any disappear. 		2011-05-07 17:16:54
Plants vs. Zombies: Game of the Year 58.4%
SPUDOW!
Blow up a zombie using a potato mine 		2011-05-05 17:22:04
Plants vs. Zombies: Game of the Year 83.1%
Ready for Duty
Complete each class to unlock the next. 		2011-04-19 18:10:42
Team Fortress 2 14.7%
Hat Trick
Shoot off 20 hats. 		2011-03-26 17:35:30
Lead and Gold - Gangs of the Wild West 11.7%
Finisher
Finish off 10 knocked down (KD) enemies in a single multiplayer round. 		2011-03-26 10:26:09
Lead and Gold - Gangs of the Wild West 16.2%
Beginners Luck
Win a match. 		2011-03-26 10:11:30
Lead and Gold - Gangs of the Wild West 30.8%
A doc on holiday
Revive a gangmate. 		2011-03-25 18:09:54
Lead and Gold - Gangs of the Wild West 35.6%
First Blood
Kill an enemy. 		2011-03-25 18:07:58
Lead and Gold - Gangs of the Wild West 73.0%
Short Controlled Bursts
Complete a mission with no friendly fire incidents. Four marines must be present in the mission. 		2011-02-04 21:15:23
Alien Swarm 21.1%
Brainspotting
Decapitate 50 enemy players. 		2011-01-25 19:36:14
Team Fortress 2 11.6%
Three Times a Laddy
Dominate 3 Engineers. 		2011-01-25 19:35:14
Team Fortress 2 9.3%
Well Plaid!
Kill 10 enemies while assisting or being assisted by another Demoman. 		2011-01-25 19:34:06
Team Fortress 2 12.7%
Demoman Milestone 1
Achieve 5 of the achievements in the Demoman pack. 		2011-01-25 19:34:06
Team Fortress 2 15.7%
Left 4 Heads
Decapitate 4 players with only 10 seconds between each kill. 		2011-01-25 19:33:46
Team Fortress 2 11.5%
Beat Me Up, Scotty
Use a critical swing with the Eyelander to kill 5 enemy players. 		2011-01-25 19:33:46
Team Fortress 2 12.9%
Slammy Slayvis Woundya
Decapitate an enemy Soldier who is brandishing the Equalizer. 		2011-01-25 19:30:27
Team Fortress 2 9.9%
Quick Draw
Kill a spy and two sappers within 10 seconds. 		2011-01-25 19:18:46
Team Fortress 2 12.2%
Have a Plan
Capture the flag in CTF. 		2011-01-24 17:46:58
Team Fortress 2 12.7%
Round-Tripper
Capture the enemy intelligence 25 times. 		2011-01-24 12:02:26
Team Fortress 2 9.7%
(Not So) Lonely Are the Brave
Keep a Heavy healed with your dispenser while he gains 5 kills. 		2011-01-24 11:37:26
Team Fortress 2 8.6%
Sentry Gunner
Accumulate 10 sentry gun kills with a single sentry. 		2011-01-24 11:35:57
Team Fortress 2 16.3%
Konspicuous Konsumption
Eat 100 sandviches. 		2011-01-24 11:33:35
Team Fortress 2 8.9%
Sleepy Holl0WND
Kill the Horseless Headless Horsemann. 		2011-01-24 11:29:05
Team Fortress 2 12.5%
Doc, Stock, and Barrel
Repair a sentry gun under fire while being healed by a Medic. 		2011-01-11 21:16:25
Team Fortress 2 17.4%
Hardcore
Accumulate 1000 total kills. 		2011-01-11 21:08:54
Team Fortress 2 15.7%
Tri-Splatteral Damage
Kill 3 enemies with a single critical rocket. 		2011-01-11 21:07:45
Team Fortress 2 11.6%
Soldier Milestone 1
Achieve 5 of the achievements in the Soldier pack. 		2011-01-11 21:06:35
Team Fortress 2 18.3%
Crockets Are Such B.S.
Shoot two non-boosted crit rockets in a row. 		2011-01-11 21:06:22
Team Fortress 2 17.6%
Dominator
Get 3 dominations in a single life. 		2011-01-11 21:04:09
Team Fortress 2 10.6%
Mutually Assured Destruction
Kill an enemy sniper with a rocket after he kills you. 		2011-01-11 20:44:56
Team Fortress 2 14.0%
Death From Below
Kill 10 opponents who are airborne with the Direct Hit. 		2011-01-11 20:40:46
Team Fortress 2 12.0%
Wings of Glory
Kill an enemy soldier while both you and the target are airborne. 		2011-01-11 20:39:41
Team Fortress 2 20.0%
Heavy Industry
Fire $200,000 worth of minigun rounds in a single life. 		2011-01-11 20:35:35
Team Fortress 2 13.1%
Constructus Interruptus
Kill an Engineer who is working on a sentry gun. 		2011-01-08 21:25:11
Team Fortress 2 16.9%
Attention Getter
Ignite 100 enemies with the flare gun. 		2011-01-03 16:37:09
Team Fortress 2 11.7%
The Man from P.U.N.C.T.U.R.E.
Stab an enemy while fencing. 		2011-01-03 16:26:37
Team Fortress 2 11.7%
Diplomacy
Kill 50 enemies with the Ambassador. 		2011-01-03 16:26:05
Team Fortress 2 9.5%
Spy Milestone 3
Achieve 17 of the achievements in the Spy pack. 		2011-01-03 16:26:05
Team Fortress 2 14.3%
The Melbourne Supremacy
Dominate a Sniper. 		2011-01-03 16:21:22
Team Fortress 2 13.8%
Triplecrossed
Backstab 3 Snipers in a single life. 		2011-01-03 16:19:02
Team Fortress 2 12.9%
Engineer Milestone 2
Achieve 11 of the achievements in the Engineer pack. 		2011-01-03 11:55:38
Team Fortress 2 15.8%
Honky Tonk Man
Smash an enemy player's head in with your guitar. 		2011-01-03 11:55:37
Team Fortress 2 10.0%
Weenie Roast
Have 2 enemy Scouts on fire at the same time. 		2011-01-03 11:51:44
Team Fortress 2 22.3%
Pyrotechnics
Kill 3 enemies in a single ÜberCharge. 		2011-01-03 11:48:06
Team Fortress 2 12.3%
Communist Mani-Fisto
Kill an enemy with a critical punch. 		2011-01-03 11:44:59
Team Fortress 2 16.7%
Icing on the Cake
Get 20 kills on players that you're dominating. 		2011-01-03 11:44:31
Team Fortress 2 12.2%
Caber Toss
Bounce an enemy into the air and kill them before they land. 		2011-01-03 11:37:37
Team Fortress 2 27.1%
Deep Undercover
While using the Cloak and Dagger, kill the same enemy 3 times, all within the same area in a single life. 		2011-01-03 11:35:43
Team Fortress 2 11.6%
Sniper Milestone 3
Achieve 17 of the achievements in the Sniper pack. 		2011-01-03 11:31:15
Team Fortress 2 15.3%
Number One Assistant
Score 5 assists with the Jarate in a single round. 		2011-01-03 11:31:14
Team Fortress 2 9.2%
Pincushion
Hit an enemy with 3 arrows, without killing them. 		2011-01-03 11:27:55
Team Fortress 2 14.3%
Rode Hard, Put Away Wet
Jarate an enemy that you're dominating. 		2011-01-03 11:26:25
Team Fortress 2 11.8%
William Tell Overkill
Pin an enemy Heavy to the wall via his head. 		2011-01-03 11:25:51
Team Fortress 2 11.8%
Peer Review
Kill 10 Medics with your bone saw. 		2011-01-03 11:22:40
Team Fortress 2 9.0%
Bedside Manner
Be healing a teammate as he achieves an achievement of his own. 		2011-01-03 11:18:46
Team Fortress 2 18.3%
Sawbones
Hit enemies with your bonesaw 5 times in a row without dying or missing. 		2011-01-03 11:14:39
Team Fortress 2 11.5%
Hot on Your Heels
Kill 50 enemies with your flamethrower, from behind. 		2011-01-03 11:08:57
Team Fortress 2 13.4%
Clearcutter
Kill 6 people with your axe in one life. 		2011-01-03 11:03:38
Team Fortress 2 10.9%
Lumberjack
Kill 3 people with your axe in one life. 		2011-01-03 11:03:34
Team Fortress 2 13.0%
Camp Fire
Kill 3 enemies in a row, all within the same area. 		2011-01-03 11:03:33
Team Fortress 2 31.6%
Flamethrower
Set five enemies on fire in 30 seconds. 		2011-01-03 11:02:13
Team Fortress 2 29.4%
OMGWTFBBQ
Kill an enemy with a taunt. 		2011-01-03 11:00:12
Team Fortress 2 12.8%
Die Another Way
Kill a Sniper after your backstab breaks his Razorback. 		2011-01-01 22:32:26
Team Fortress 2 13.3%
Spy Milestone 2
Achieve 11 of the achievements in the Spy pack. 		2011-01-01 12:51:17
Team Fortress 2 16.4%
FYI I am a Spy
Backstab a Medic who has healed you in the last 5 seconds. 		2011-01-01 12:51:16
Team Fortress 2 13.0%
Batter Up
Perform 1000 double jumps. 		2011-01-01 11:35:05
Team Fortress 2 13.1%
Set the Table
Initiate 10 point captures that ultimately succeed. 		2011-01-01 11:10:01
Team Fortress 2 12.8%
Surgical Prep
Have an ÜberCharge ready before the Setup phase ends. 		2010-12-31 22:09:46
Team Fortress 2 20.2%
House Call
Join a game that one of your friends is in and then deploy an ÜberCharge on him. 		2010-12-31 22:07:19
Team Fortress 2 14.7%
Pushkin the Kart
Get 50 caps on payload maps. 		2010-12-31 22:00:47
Team Fortress 2 9.1%
Heavy Milestone 1
Achieve 10 of the achievements in the Heavy pack. 		2010-12-31 22:00:47
Team Fortress 2 15.6%
Überectomy
Kill a Medic that is ready to deploy an ÜberCharge. 		2010-12-31 20:43:28
Team Fortress 2 16.7%
High Value Target
Backstab an enemy who is dominating 3 or more of your teammates. 		2010-12-31 20:14:43
Team Fortress 2 15.5%
Soviet Union
Get 25 enemy kills where you either assist or are assisted by another Heavy. 		2010-12-31 20:06:11
Team Fortress 2 12.1%
Crock Block
Survive a direct hit from a critical rocket. 		2010-12-31 16:46:51
Team Fortress 2 18.7%
Factory Worker
Kill 20 enemies while being recharged by a dispenser. 		2010-12-31 16:34:19
Team Fortress 2 10.2%
Dynasty
Win 20 games. 		2010-12-31 16:29:30
Team Fortress 2 20.8%
Sniper Milestone 2
Achieve 11 of the achievements in the Sniper pack. 		2010-12-31 16:19:57
Team Fortress 2 18.3%
Socket to Him
Headshot an enemy Demoman. 		2010-12-31 16:19:57
Team Fortress 2 25.2%
Rasputin
In a single life, get shot, burned, bludgeoned, and receive explosive damage. 		2010-12-31 13:19:28
Team Fortress 2 26.5%
Red Oktoberfest
Earn a domination for a Medic who's healing you. 		2010-12-31 13:15:07
Team Fortress 2 16.8%
Permanent Revolution
Kill 5 enemies without spinning down your gun. 		2010-12-31 13:10:08
Team Fortress 2 16.1%
Shoot the Breeze
Kill a fully invisible Spy in a single hit. 		2010-12-31 13:05:48
Team Fortress 2 20.3%
Second Degree Burn
Kill a burning enemy who was ignited by another Pyro. 		2010-12-31 13:00:31
Team Fortress 2 27.0%
Ghastly Gibus Grab
Dominate a player wearing any achievement Gibus hat to earn your own Ghostly Gibus. 		2010-12-31 11:14:10
Team Fortress 2 25.4%
Marxman
Kill 10 enemies in mid-air with the minigun. 		2010-12-31 11:12:38
Team Fortress 2 26.6%
Midwife Crisis
Heal an Engineer as he repairs his sentry gun while it's under enemy fire. 		2010-12-31 11:02:48
Team Fortress 2 18.0%
Play Doctor
In a team with no Medics, be the first person to switch to Medic after a teammate calls for 'Medic!', and then heal 500 health. 		2010-12-31 10:51:51
Team Fortress 2 19.2%
Grey Matter
Get 25 headshots as a Sniper. 		2010-12-30 22:28:46
Team Fortress 2 20.2%
Dead Reckoning
Kill an enemy with an arrow while you're dead. 		2010-12-30 21:49:13
Team Fortress 2 18.3%
Triple Prey
In a single round, get a kill with 3 different weapons. 		2010-12-30 21:49:13
Team Fortress 2 23.1%
Saturation Bombing
Jarate 4 enemy players with a single throw. 		2010-12-30 21:45:40
Team Fortress 2 10.8%
Australian Rules
Dominate an enemy Sniper. 		2010-12-30 21:43:12
Team Fortress 2 19.4%
Sniper Milestone 1
Achieve 5 of the achievements in the Sniper pack. 		2010-12-30 21:43:12
Team Fortress 2 23.3%
Zero Mortality
Complete a mission on Normal difficulty or harder without any marines dying. 		2010-12-30 20:35:12
Alien Swarm 37.1%
Doc Holiday
Have a dispenser heal 3 teammates at the same time. 		2010-12-30 20:08:04
Team Fortress 2 26.4%
The Wrench Connection
Kill a disguised spy with your Wrench. 		2010-12-30 20:02:24
Team Fortress 2 14.7%
De-sentry-lized
Destroy 3 Engineer sentry guns. 		2010-12-30 19:56:31
Team Fortress 2 18.0%
Self-destruct Sequence
Headshot 10 enemy Snipers. 		2010-12-30 19:36:40
Team Fortress 2 19.1%
Deputized
Get 10 assists with another Engineer where a sentry gun was involved in the kill. 		2010-12-30 18:38:44
Team Fortress 2 17.6%
Land Grab
Help a teammate construct a building. 		2010-12-30 18:36:32
Team Fortress 2 22.0%
Engineer Milestone 1
Achieve 5 of the achievements in the Engineer pack. 		2010-12-30 18:27:42
Team Fortress 2 20.8%
Frontier Justice
Have your sentry kill the enemy that just killed you within 10 seconds. 		2010-12-30 18:27:42
Team Fortress 2 21.5%
A Cut Above
Kill a gun-wielding Spy with your knife. 		2010-12-30 18:23:15
Team Fortress 2 17.5%
Come in From the Cold
Get a Revenge kill with a backstab. 		2010-12-29 13:48:48
Team Fortress 2 18.4%
Nemesis
Get five revenge kills. 		2010-12-29 13:48:48
Team Fortress 2 29.2%
Revengineering
Use a revenge crit to kill the enemy player that destroyed your sentry gun. 		2010-12-29 13:34:45
Team Fortress 2 12.6%
Texas Two-Step
Use your shotgun to finish off an enemy recently damaged by your sentry gun. 		2010-12-29 13:34:44
Team Fortress 2 17.9%
Dr. Nooooo
Backstab a Medic that is ready to deploy an ÜberCharge. 		2010-12-29 13:27:28
Team Fortress 2 14.6%
Impenetrable Defense
Successfully defend Dustbowl without giving up a capture. 		2010-12-29 13:18:15
Team Fortress 2 13.3%
If You Build It, They Will Die
Haul a level 3 sentry gun into a position where it achieves a kill shortly after being redeployed. 		2010-12-29 13:09:43
Team Fortress 2 18.1%
Uncivil Engineer
Provide an enemy player with a freezecam of you and the sentry that just killed them. 		2010-12-29 13:08:46
Team Fortress 2 23.5%
Head of the Class
Play a complete round with every class. 		2010-12-29 11:28:47
Team Fortress 2 13.5%
Hard to Kill
Get five kills in a row without dying. 		2010-12-29 11:28:10
Team Fortress 2 37.9%
Be Efficient
Get 3 kills with the Sniper Rifle without missing a shot. 		2010-12-29 11:26:51
Team Fortress 2 25.0%
Impossible Defense
Successfully defend Gravel Pit without giving up a capture. 		2010-12-29 11:16:30
Team Fortress 2 10.8%
Side Retired
Capture the last point in a CP map. 		2010-12-29 11:16:30
Team Fortress 2 17.0%
Stealing Home
Start capping a capture point within a second of it becoming available. 		2010-12-29 10:50:03
Team Fortress 2 13.2%
Dropped Dead
Kill a Scout in midair with your Sniper Rifle or the Huntsman. 		2010-12-29 10:45:56
Team Fortress 2 27.4%
Iron Kurtain
Take 1000 points of damage in a single life. 		2010-12-29 10:32:19
Team Fortress 2 41.6%
Spy Milestone 1
Achieve 5 of the achievements in the Spy pack. 		2010-12-29 10:19:19
Team Fortress 2 20.1%
Burn Notice
Survive 30 seconds after being ignited while cloaked. 		2010-12-29 10:19:19
Team Fortress 2 20.3%
Lightning Offense
Win Well in 5 minutes or less. 		2010-12-28 21:51:53
Team Fortress 2 12.9%
Vanguard Party
Be the first on your team to start capturing a control point in a round. 		2010-12-28 21:50:45
Team Fortress 2 18.5%
Triple Steal
Capture the enemy intelligence 3 times in a single CTF round. 		2010-12-28 21:38:51
Team Fortress 2 12.7%
No-Hitter
Steal and then capture the enemy intelligence without firing a shot. 		2010-12-28 21:34:12
Team Fortress 2 16.9%
Race for the Pennant
Run 25 kilometers. 		2010-12-28 21:27:46
Team Fortress 2 51.4%
Master of Disguise
Trick an opposing Medic into healing you. 		2010-12-28 20:42:07
Team Fortress 2 23.4%
Spies Like Us
While cloaked, bump into an enemy cloaked Spy. 		2010-12-28 20:29:25
Team Fortress 2 24.3%
You Only Shiv Thrice
Backstab 3 enemies within 10 seconds. 		2010-12-28 20:20:59
Team Fortress 2 20.0%
Counter Espionage
Backstab a disguised Spy. 		2010-12-28 20:10:21
Team Fortress 2 15.7%
Identity Theft
Backstab the enemy that you're currently disguised as. 		2010-12-28 20:10:21
Team Fortress 2 18.8%
Parasite Puncher
Kill a Swarm Parasite with a melee attack. 		2010-12-28 09:15:11
Alien Swarm 28.0%
Pyrotechnician
Kill 250 Swarm with a Flamethrower. 		2010-12-28 08:57:19
Alien Swarm 23.7%
Sharpshooter
Complete a mission with better than 90% accuracy. 		2010-12-27 21:47:15
Alien Swarm 33.1%
Under the Gun
Roll under a Swarm Ranger projectile. 		2010-12-27 21:21:25
Alien Swarm 35.8%
Smoking Barrels
Kill 5 Swarm with explosive barrels in a single mission. 		2010-12-27 21:20:48
Alien Swarm 27.5%
On the Ready Line
Kill 1,000 Swarm. 		2010-12-27 11:13:02
Alien Swarm 32.3%
Vindicator Veteran
Kill 250 Swarm with a Vindicator. 		2010-12-27 11:08:16
Alien Swarm 20.6%
Shotgun Specialist
Kill 250 Swarm with a Shotgun. 		2010-12-27 11:05:37
Alien Swarm 18.6%
Easy Campaign
Complete the Jacob's Rest campaign on Easy difficulty or harder. 		2010-12-27 10:48:56
Alien Swarm 29.9%
Infestation Savior
Cure an Infested marine. 		2010-12-27 10:40:29
Alien Swarm 29.8%
Group Heal
Heal all 4 marines with a single Heal Beacon. 		2010-12-26 17:14:25
Alien Swarm 25.5%
Gunslinger
Successfully perform 5 fast reloads in a row. 		2010-12-26 17:00:57
Alien Swarm 23.9%
Clear Firing
Kill 25 drones without friendly fire. Four marines must be present in the mission. 		2010-12-26 16:36:46
Alien Swarm 34.7%
Shield Down
Deliver the finishing blow to a Swarm Shieldbug. 		2010-12-26 11:29:44
Alien Swarm 43.7%
Quick and Dead
Kill a Swarm Boomer before it inflates. 		2010-12-26 11:03:52
Alien Swarm 48.0%
Technician Secured
Finish a mission without the tech getting killed. 		2010-12-26 11:01:07
Alien Swarm 56.2%
Seal of Quality
Seal a door with the welder. 		2010-12-26 10:55:44
Alien Swarm 39.1%
Hat Trick
Complete 2 co-op missions online. Earns a Team Fortress 2 parasite hat. 		2010-12-26 10:51:36
Alien Swarm 55.6%
Quick Load
Successfully perform a fast reload. 		2010-12-26 10:46:55
Alien Swarm 40.8%
Protect the Tech
Guard the squad's tech so that he takes no damage during the hack. 		2010-12-26 10:42:11
Alien Swarm 41.7%