Achievement Unlocked Game Visibility Global Unlocks
Knife Expert
Kill 100 enemy players with the knife 		2010-07-31 22:32:41
Counter-Strike: Source 11.2%
Night Hawk .50c Expert
Kill 200 enemy players with the Night Hawk .50c 		2010-07-31 14:21:21
Counter-Strike: Source 18.2%
Black Bag Operation
Win a round while making no footstep noise and killing at least one enemy 		2010-07-29 23:29:52
Counter-Strike: Source 16.2%
LONG DISTANCE CARRIER
As the Charger, grab a Survivor and carry them over 80 feet. 		2010-07-27 17:50:44
Left 4 Dead 2 10.1%
TIL IT GOES CLICK
Using the M60, kill 25 infected without letting go of the trigger. 		2010-07-27 15:01:52
Left 4 Dead 2 6.5%
MUTANT OVERLORD
Play 6 Mutations. 		2010-07-25 13:32:09
Left 4 Dead 2 3.4%
Expert Marksman
Get a kill with every weapon 		2010-07-22 11:34:02
Counter-Strike: Source 23.3%
Dressed to Kill
Start a round with all players on your team wearing the same uniform (at least 5 players) 		2010-07-22 11:11:40
Counter-Strike: Source 20.4%
Blast Will and Testament
Win a round by picking up the bomb from a fallen comrade and successfully planting it 		2010-07-22 08:17:41
Counter-Strike: Source 17.6%
Clean Sweep
Kill the entire opposing team without any members of your team taking any damage 		2010-07-21 17:32:12
Counter-Strike: Source 20.4%
Street Fighter
Kill an enemy player with a knife during the pistol round 		2010-07-15 17:26:35
Counter-Strike: Source 30.4%
The Road to Hell
Blind an enemy player who then kills a teammate 		2010-07-14 21:28:41
Counter-Strike: Source 10.6%
Ammo Conservation
Kill two enemy players with a single bullet 		2010-07-14 21:16:58
Counter-Strike: Source 35.9%
Aerial Necrobatics
Kill an airborne enemy while you are also airborne 		2010-07-14 20:36:53
Counter-Strike: Source 13.4%
Can't Keep a Good Man Down
Kill a total of 20 enemy players that are dominating you 		2010-07-14 20:12:26
Counter-Strike: Source 25.8%
Battle Sight Zero
Kill 250 enemy players with headshots 		2010-07-14 19:07:17
Counter-Strike: Source 30.5%
Decimator
Dominate a total of 10 enemy players 		2010-07-14 18:27:21
Counter-Strike: Source 39.2%
Corpseman
Kill 500 enemies 		2010-07-13 21:15:23
Counter-Strike: Source 32.6%
Spoils of War
Earn $2,500,000 total cash 		2010-07-13 20:39:37
Counter-Strike: Source 26.0%
THE REAL DEAL
Survive a campaign on Expert skill with Realism mode enabled. 		2010-07-12 21:57:55
Left 4 Dead 2 2.4%
Give Piece a Chance
Win 25 Pistol Rounds 		2010-07-12 11:49:49
Counter-Strike: Source 17.0%
STILL SOMETHING TO PROVE
Survive all campaigns on Expert. 		2010-07-12 01:32:29
Left 4 Dead 2 2.1%
Bunny Hunt
Kill an airborne enemy 		2010-07-10 13:54:57
Counter-Strike: Source 37.7%
Death From Above
Kill an enemy player while you are airborne 		2010-07-10 12:47:59
Counter-Strike: Source 28.8%
Target-Hardened
Survive damage from 5 different players within a round 		2010-07-03 17:50:16
Counter-Strike: Source 16.9%
Premature Burial
Kill an enemy with a grenade after you've died 		2010-07-03 14:04:10
Counter-Strike: Source 29.1%
The Frugal Beret
Win 10 rounds without dying and not spending any cash 		2010-07-03 13:49:30
Counter-Strike: Source 21.3%
The Cleaner
Kill the entire enemy team (with at least 5 players) in a single round 		2010-07-03 13:49:18
Counter-Strike: Source 40.8%
Head Shred Redemption
Kill 5 enemy players with headshots in a single round 		2010-07-03 13:49:18
Counter-Strike: Source 46.5%
Dead Man Stalking
Kill an enemy while at 1 health 		2010-07-03 13:37:23
Counter-Strike: Source 41.1%
Overkill
Kill an opponent you are already dominating 		2010-07-03 13:36:06
Counter-Strike: Source 52.1%
Safety First
Survive a shot to the head because you had the good sense to wear a helmet 		2010-07-03 13:09:28
Counter-Strike: Source 46.7%
Repeat Offender
Dominate an enemy player 		2010-07-03 09:17:31
Counter-Strike: Source 56.9%
Blind Ambition
Kill a total of 25 enemy players blinded by flashbangs 		2010-07-03 08:48:58
Counter-Strike: Source 20.3%
Make the Cut
Win a knife fight 		2010-07-03 04:05:44
Counter-Strike: Source 37.6%
Counter-Counter-Terrorist
Kill a CT while he is defusing the bomb 		2010-07-03 03:29:14
Counter-Strike: Source 23.4%
Someone Set Up Us The Bomb
Win a round by planting a bomb 		2010-07-03 03:14:08
Counter-Strike: Source 38.5%
Short Fuse
Plant a bomb within 25 seconds 		2010-07-03 03:13:32
Counter-Strike: Source 23.1%
Pro-moted
Win 200 rounds 		2010-07-03 02:57:54
Counter-Strike: Source 30.5%
Sknifed
Kill a zoomed-in enemy sniper with a knife 		2010-07-03 01:56:01
Counter-Strike: Source 18.1%
Rite of First Defusal
Win a round by defusing a bomb 		2010-07-03 01:55:23
Counter-Strike: Source 36.8%
Dust2 Map Veteran
Win 100 rounds on the DE_Dust2 map 		2010-07-03 01:12:27
Counter-Strike: Source 21.1%
You've Made Your Points
Inflict 50,000 total points of damage to enemy players 		2010-07-03 00:10:39
Counter-Strike: Source 37.5%
Shrapnelproof
Take 80 points of damage from enemy grenades and still survive the round 		2010-07-02 21:26:40
Counter-Strike: Source 35.9%
Piece Initiative
Win 5 Pistol Rounds 		2010-07-02 20:52:25
Counter-Strike: Source 33.1%
War of Attrition
Be the last player alive in a round (with at least 5 players on your team) 		2010-07-02 17:17:20
Counter-Strike: Source 34.6%
Eye to Eye
Kill a zoomed-in enemy sniper with a sniper rifle of your own 		2010-07-02 16:23:09
Counter-Strike: Source 50.4%
Primer
Do at least 95% damage to an enemy who is then killed by a another player 		2010-06-25 09:25:45
Counter-Strike: Source 53.8%
Finishing Schooled
Kill an enemy player who has been reduced to less than 5% health by other players 		2010-06-25 09:19:57
Counter-Strike: Source 55.4%
Insurgent
Kill an enemy player that is dominating you 		2010-06-25 08:40:43
Counter-Strike: Source 53.2%
Body Bagger
Kill 25 enemies 		2010-06-25 08:36:49
Counter-Strike: Source 59.8%
Blitzkrieg
Win a round in less than 30 seconds (against at least 5 enemy players) 		2010-06-25 08:33:38
Counter-Strike: Source 44.0%
Magic Bullet
Kill an enemy with the last bullet in your magazine (excluding sniper rifles) 		2010-06-25 08:30:58
Counter-Strike: Source 53.0%
War Bonds
Earn $125,000 total cash 		2010-06-25 08:25:36
Counter-Strike: Source 58.6%
Mercy Rule
Kill the entire opposing team without any members of your team dying 		2010-06-25 08:23:50
Counter-Strike: Source 45.3%
Points in Your Favor
Inflict 2,500 total points of damage to enemy players 		2010-06-25 08:16:12
Counter-Strike: Source 62.7%
Blind Fury
Kill an enemy player while you are blinded from a flashbang 		2010-06-25 08:14:46
Counter-Strike: Source 44.3%
Shot With Their Pants Down
Kill an enemy player while they are reloading 		2010-06-25 08:13:18
Counter-Strike: Source 62.4%
Newb World Order
Win 10 rounds 		2010-06-25 07:52:16
Counter-Strike: Source 61.0%
Hip Shot
Kill an enemy with an un-zoomed sniper rifle 		2010-06-25 07:50:54
Counter-Strike: Source 45.2%
Avenging Angel
Kill an enemy player in the same round as they kill a player on your friends list 		2010-06-25 07:48:38
Counter-Strike: Source 36.0%
MEAT TENDERIZER
As the Charger, grab a Survivor and smash them into the ground for a solid 15 seconds. 		2010-06-24 22:43:18
Left 4 Dead 2 13.4%
THE QUICK AND THE DEAD
Revive 10 incapacitated Survivors while under the speed-boosting effects of adrenaline. 		2010-06-24 10:41:51
Left 4 Dead 2 3.9%
SOB STORY
Navigate the sugar mill and reach the safe room without killing any Witches. 		2010-06-24 02:12:16
Left 4 Dead 2 6.4%
TANK BURGER
Kill a Tank with melee weapons. 		2010-06-24 01:33:32
Left 4 Dead 2 8.1%
BRIDGE OVER TREBLED SLAUGHTER
Cross the bridge finale in less than three minutes. 		2010-06-24 01:10:21
Left 4 Dead 2 4.4%
SHOCK JOCK
Revive 10 dead Survivors with the defibrillator. 		2010-06-22 21:19:26
Left 4 Dead 2 5.5%
FORE!
Knock off the heads of 18 infected with the golf club. 		2010-06-22 16:53:39
Left 4 Dead 2 11.4%
DEAD IN THE WATER
Kill 10 swampy Mudmen while they are in the water. 		2010-06-22 12:02:08
Left 4 Dead 2 16.5%
GRAVE ROBBER
Collect 10 items dropped by a Fallen Survivor. 		2010-06-20 19:23:51
Left 4 Dead 2 14.6%
TORCH BEARER
Survive The Passing Campaign. 		2010-06-15 17:18:10
Left 4 Dead 2 29.5%
CL0WND
Honk the noses of 10 Clowns. 		2010-06-13 18:59:12
Left 4 Dead 2 9.7%
MIDNIGHT RIDER
Survive the Dark Carnival campaign. 		2010-06-09 11:50:39
Left 4 Dead 2 27.1%
KILLING THEM SWIFTLY TO THIS SONG
Play the new Midnight Riders song on a jukebox. 		2010-05-01 10:28:23
Left 4 Dead 2 11.3%
ROBBED ZOMBIE
Collect 10 vials of Boomer vomit from infected CEDA agents you have killed. 		2010-01-05 13:17:06
Left 4 Dead 2 14.4%
BURNING SENSATION
Ignite 50 Common Infected with incendiary ammo. 		2009-11-26 09:27:26
Left 4 Dead 2 22.9%
QUALIFIED RIDE
As the Jockey, ride a Survivor for more than 12 seconds. 		2009-11-24 17:35:04
Left 4 Dead 2 15.9%
DISMEMBERMENT PLAN
Kill 15 Infected with a single grenade launcher blast. 		2009-11-24 10:56:40
Left 4 Dead 2 12.4%
BRIDGE BURNER
Survive the Parish campaign. 		2009-11-23 16:31:58
Left 4 Dead 2 20.3%
GONG SHOW
Prove you are stronger than Moustachio. 		2009-11-23 15:47:05
Left 4 Dead 2 4.7%
GUARDIN' GNOME
Rescue Gnome Chompski from the Carnival. 		2009-11-23 15:47:05
Left 4 Dead 2 6.4%
STACHE WHACKER
Prove you are faster than Moustachio. 		2009-11-23 15:47:05
Left 4 Dead 2 5.3%
VIOLENCE IN SILENCE
Navigate the impound lot and reach the cemetery safe room without tripping any alarms. 		2009-11-23 15:47:05
Left 4 Dead 2 9.2%
A SPITTLE HELP FROM MY FRIENDS
As the Spitter, spit on a Survivor being choked by a Smoker. 		2009-11-23 15:47:05
Left 4 Dead 2 10.5%
RODE HARD, PUT AWAY WET
As the Jockey, ride a Survivor and steer them into a Spitter's acid patch. 		2009-11-23 15:47:05
Left 4 Dead 2 12.8%
BACK IN THE SADDLE
As the Jockey, ride the Survivors twice in a single life. 		2009-11-23 15:47:05
Left 4 Dead 2 15.1%
GREAT EXPECTORATIONS
As the Spitter, hit every Survivor with a single acid patch. 		2009-11-23 15:47:05
Left 4 Dead 2 19.1%
WEATHERMAN
Survive the Hard Rain campaign. 		2009-11-23 15:16:08
Left 4 Dead 2 22.5%
CLUB DEAD
Use every melee weapon to kill Common Infected. 		2009-11-23 15:16:08
Left 4 Dead 2 18.7%
RAGIN' CAJUN
Survive the Swamp Fever campaign. 		2009-11-23 14:04:59
Left 4 Dead 2 20.1%
SEPTIC TANK
Use a bile bomb on a Tank. 		2009-11-23 14:04:59
Left 4 Dead 2 32.8%
CONFEDERACY OF CRUNCHES
Finish a campaign using only melee weapons. 		2009-11-23 13:55:00
Left 4 Dead 2 3.6%
HEAD HONCHO
Decapitate 200 Infected with a melee weapon. 		2009-11-23 13:55:00
Left 4 Dead 2 24.0%
CHAIN OF COMMAND
Kill 100 Common Infected with the chainsaw. 		2009-11-23 13:55:00
Left 4 Dead 2 25.5%
PRICE CHOPPER
Survive the Dead Center campaign. 		2009-11-23 13:55:00
Left 4 Dead 2 40.0%
CRASS MENAGERIE
Kill one of each Uncommon Infected. 		2009-11-23 13:55:00
Left 4 Dead 2 39.3%
ARMORY OF ONE
Deploy an ammo upgrade and have your team use it. 		2009-11-23 13:55:00
Left 4 Dead 2 51.6%
A RIDE DENIED
Kill a Jockey within 2 seconds of it jumping on a Survivor. 		2009-11-23 13:55:00
Left 4 Dead 2 65.2%
ACID REFLEX
Kill a Spitter before she is able to spit. 		2009-11-23 13:55:00
Left 4 Dead 2 66.7%
SLIPPERY PULL
Smoker pull a bile-covered Survivor until you hold him during Crash Course. 		2009-11-13 18:22:20
Left 4 Dead 4.2%
LAST STAND
Complete one round of Survival on The Last Stand. 		2009-11-06 07:17:32
Left 4 Dead 14.9%
Play It Again, Colt
After finishing the game once, kill all Visionaries in a map and escape. 		Unlocked
DEATHLOOP 6.9%
Embrace the Joy
Meet Buzzo. 		Unlocked
LISA 59.3%
UNBREAKABLE
Finish a campaign without ever using a first aid kit on yourself. 		Unlocked
Left 4 Dead 6.9%
AKIMBO ASSASSIN
Survive an entire campaign using only pistols. 		Unlocked
Left 4 Dead 8.3%
All 4 Dead
Kill all four Survivors on one life as a Tank. 		Unlocked
Left 4 Dead 8.5%
BARF BAGGED
Cover four Survivors with Boomer bile at once. 		Unlocked
Left 4 Dead 10.0%
CR0WND
Kill a Witch with a single headshot. 		Unlocked
Left 4 Dead 12.0%
DO NOT DISTURB
Sneak past all Witches in a campaign without disturbing one. 		Unlocked
Left 4 Dead 13.6%
BIG DRAG
Drag a Survivor 100 feet with your tongue as a Smoker. 		Unlocked
Left 4 Dead 11.7%
LAMB 2 SLAUGHTER
As an Infected, incap a Survivor who has entered and left a safe room. 		Unlocked
Left 4 Dead 11.5%
FIELD MEDIC
Heal 25 Survivors with a first aid kit. 		Unlocked
Left 4 Dead 12.9%
SILVER BULLETS
Earn a Silver medal in Survival mode on any official level. 		Unlocked
Left 4 Dead 12.7%
BACK 2 HELP
Leave a safe room to save an incapped teammate and bring them back safely. 		Unlocked
Left 4 Dead 14.9%
DEAD WRECKENING
Dole out 5000 total Survivor damage as a Special Infected. 		Unlocked
Left 4 Dead 10.8%
PHARM-ASSIST
Give pain pills to 10 Survivors. 		Unlocked
Left 4 Dead 15.3%
HELPING HAND
Revive 50 incapacitated Survivors. 		Unlocked
Left 4 Dead 15.5%
CHAIN SMOKER
Constrict two Survivors on one life as a Smoker. 		Unlocked
Left 4 Dead 15.9%
DEAD GIVEAWAY
Heal a fellow Survivor when your own health is below 10. 		Unlocked
Left 4 Dead 18.1%
STAND TALL
Survive a campaign without being incapacitated. 		Unlocked
Left 4 Dead 22.0%
DOUBLE JUMP
Pounce two different Survivors on one life as a Hunter. 		Unlocked
Left 4 Dead 16.8%
BRONZE METTLE
Earn a Bronze medal in Survival mode on any official level. 		Unlocked
Left 4 Dead 17.9%
CLEAN KILL
Shove a Boomer and then kill him without him splashing on anyone. 		Unlocked
Left 4 Dead 23.9%
TOLL COLLECTOR
Survive the Death Toll campaign. 		Unlocked
Left 4 Dead 26.2%
DEAD BARON
Survive the Dead Air campaign. 		Unlocked
Left 4 Dead 26.5%
JUMP SHOT
Headshot a Hunter while he's leaping. 		Unlocked
Left 4 Dead 29.2%
GROUND COVER
Save another Survivor from a Special Infected while on the ground. 		Unlocked
Left 4 Dead 27.2%
MERCY KILLER
Survive the No Mercy campaign. 		Unlocked
Left 4 Dead 35.3%
BURN THE WITCH
Light a Witch with a Molotov. 		Unlocked
Left 4 Dead 34.1%
SPINAL TAP
Kill an Infected with a single blow from behind. 		Unlocked
Left 4 Dead 35.2%
DEAD STOP
Punch a Hunter as he is pouncing. 		Unlocked
Left 4 Dead 34.0%
OUTBREAK
Catch a rare strain of infection, then pass it on to someone else. 		Unlocked
Left 4 Dead 25.7%
WITCH HUNTER
Kill a Witch without any Survivor taking damage from her. 		Unlocked
Left 4 Dead 40.5%
NO-ONE LEFT BEHIND
Beat a campaign with all 4 Survivors. 		Unlocked
Left 4 Dead 42.6%
NO SMOKING SECTION
Kill 10 Smokers as they are pulling helpless Survivors. 		Unlocked
Left 4 Dead 36.7%
HERO CLOSET
Rescue a Survivor trapped in a closet. 		Unlocked
Left 4 Dead 44.0%
HUNTER PUNTER
Shove a Hunter off of a pinned and helpless Survivor. 		Unlocked
Left 4 Dead 41.2%
101 CREMATIONS
Set 101 Infected on fire. 		Unlocked
Left 4 Dead 41.1%
TOWERING INFERNO
Light a Tank with a Molotov. 		Unlocked
Left 4 Dead 47.7%
MY BODYGUARD
Protect any Survivor from an attacking Infected 50 times. 		Unlocked
Left 4 Dead 42.8%
PYROTECHNICIAN
Blow up 20 Infected in a single explosion. 		Unlocked
Left 4 Dead 51.8%
BLIND LUCK
You or another Survivor take no damage after being vomited on by a Boomer. 		Unlocked
Left 4 Dead 53.9%
TANKBUSTERS
Kill a Tank without it dealing any damage to a Survivor. 		Unlocked
Left 4 Dead 57.6%
BRAIN SALAD
Make 100 headshot kills. 		Unlocked
Left 4 Dead 55.4%
TONGUE TWISTER
Kill a Smoker who has grabbed you with his tongue. 		Unlocked
Left 4 Dead 59.0%
DRAG AND DROP
Rescue a Survivor from a Smoker's tongue before he takes damage. 		Unlocked
Left 4 Dead 64.8%
CACHE GRAB
Open 5 foot lockers. 		Unlocked
Left 4 Dead 2 11.8%
FRIED PIPER
Using a Molotov, burn a Clown leading at least 10 Common Infected. 		Unlocked
Left 4 Dead 2 15.6%