Unlocked: Feb 14, 2012 3:29pm
Pub Crawl
Win a Long Game on West London on Normal Difficulty.
Unlocked: Feb 18, 2012 2:06pm
Lord of the Manor
Win a Long Game on Manor on Normal Difficulty.
Unlocked: Feb 16, 2012 8:12pm
Lab Cleaner
Win a Long Game on Biotics Lab on Normal Difficulty.
Unlocked: Feb 20, 2012 9:42pm
Chicken Farmer
Win a Long Game on Farm on Normal Difficulty.
Unlocked: Feb 20, 2012 2:54pm
The Boss
Win a Long Game on Offices on Normal Difficulty.
Unlocked: Feb 20, 2012 9:42pm
The Long War
Complete a Long Game on all 5 Core Maps on Normal Difficulty.
Unlocked: Apr 17, 2011 9:52pm
Experimenticenticide
Kill 100 Specimens.
Unlocked: Feb 19, 2012 4:12pm
Fascist Dietitian
Kill 200 Bloats.
Unlocked: Feb 18, 2012 1:34pm
Homer's Heroes
Kill 100 Sirens.
Unlocked: Feb 17, 2012 7:24pm
Keep Those Sneakers Off the Floor!
Kill 20 Stalkers with Explosives.
Unlocked: Feb 20, 2012 6:11pm
Random Axe of Kindness
Kill 15 Specimens with a Fire Axe in a Single Wave.
Unlocked: Jul 6, 2012 7:03pm
Bitter Irony
Kill 2 Scrakes with a Chainsaw in a Single Wave.
Unlocked: May 19, 2012 8:38pm
Hot Cross Fun
Kill 25 Burning Specimens with a Crossbow.
Unlocked: Dec 25, 2011 8:04pm
Social Outburst
Kill 8 Specimens with One Grenade.
Unlocked: Feb 21, 2012 7:35pm
Careful Spender
Kill 4 Specimens with a Single Shot from a Hunting Shotgun.
Unlocked: Oct 23, 2009 8:04pm
It's Not Easy Being Greasy
Cause a Specimen to Die by Luring them into Bloat Acid.
Unlocked: Feb 21, 2012 7:00pm
Too Close For Comfort
Finish off a Fleshpound using a Melee Attack.
Unlocked: Feb 21, 2012 6:02pm
Master Surgeon
As a Medic, Kill 8 Specimens using a Knife in a Single Wave.
Unlocked: Feb 17, 2012 6:41pm
It's What's Inside That Counts
Turn 500 Specimens into Giblets.
Unlocked: Feb 16, 2012 9:18pm
Quarter Pounder With Ease
Turn 5 Fleshpounds into Giblets.
Unlocked: Feb 15, 2012 7:21pm
Self Medicator
In Co-op Mode, Use Syringe on Yourself 100 Times.
Unlocked: Feb 15, 2012 7:11pm
Philanthropist
Give 1,000 Pounds to Teammates who have 50% of Your Cash or Less.
Unlocked: Dec 25, 2011 8:02pm
I Like To Watch
Aquire 5 Minutes of "Zed-Time".
Unlocked: Feb 20, 2012 2:54pm
Straight Rush
Kill the Patriarch Before he has a Chance to Heal.
Unlocked: Feb 14, 2012 3:29pm
The L.A.W. That Broke The Camel's Back
Deliver the Killing Blow to the Patriarch with a L.A.W. Rocket.
Unlocked: Mar 18, 2012 8:11am
Death To The Mad Scientist
Defeat the Patriarch on Suicidal.
Unlocked: Feb 15, 2012 5:14pm
Experimentimillicide
Kill 1,000 Specimens.
Unlocked: Feb 20, 2012 4:12pm
Experimentilottacide
Kill 10,000 Specimens.
Unlocked: Mar 12, 2012 7:10pm
Hard Pub Crawl
Win a Long Game on West London on Hard Difficulty.
Unlocked: Mar 14, 2012 5:55pm
Duke of the Manor
Win a Long Game on Manor on Hard Difficulty.
Unlocked: Mar 15, 2012 5:15pm
Cattle Farmer
Win a Long Game on Farm on Hard Difficulty.
Unlocked: Mar 15, 2012 9:10pm
Hard Boss
Win a Long Game on Offices on Hard Difficulty.
Unlocked: Mar 15, 2012 8:17pm
Lab Assistant
Win a Long Game on Biotics Lab on Hard Difficulty.
Unlocked: Mar 15, 2012 9:10pm
The Hard War
Complete a Long Game on all 5 Core Maps on Hard Difficulty.
Unlocked: Mar 18, 2012 8:11am
Suicidal Pub Crawl
Win a Long Game on West London on Suicidal Difficulty.
Unlocked: May 20, 2012 12:54pm
Mad Boss
Win a Long Game on Offices on Suicidal Difficulty.
Unlocked: Nov 11, 2012 5:09pm
Lab Professor
Win a Long Game on Biotics Lab on Suicidal Difficulty.
Unlocked: Feb 17, 2012 9:28pm
Tin Man
Win a Long Game on Foundry, on Normal Difficulty.
Unlocked: Mar 16, 2012 4:50pm
Steel Worker
Win a Long Game on Foundry, on Hard Difficulty.
Unlocked: Feb 22, 2012 5:50pm
A Bit Barmy
Win a Long Game on Bedlam, on Normal Difficulty.
Unlocked: Oct 24, 2012 4:29pm
Gone Mental
Win a Long Game on Bedlam, on Hard Difficulty.
Unlocked: Feb 21, 2012 10:29pm
Squirrel King of the Dark Forest
Win a Long Game on Wyre, on Normal Difficulty.
Unlocked: Feb 23, 2012 10:25am
Raccoon King of the Dark Forest
Win a Long Game on Wyre, on Hard Difficulty.
Unlocked: Feb 22, 2012 5:50pm
Long, Hot Summer
Complete a Long Game on all 3 Summer 2009 maps on Normal Difficulty.
Unlocked: Oct 24, 2012 4:31pm
Summer of 2009
Complete a Long Game on all 3 Summer 2009 maps on Hard Difficulty.
Unlocked: Dec 25, 2011 7:57pm
Flaming Hell, That was Close
As Firebug, kill the Husk with the Flamethrower before he hurts anyone.
Unlocked: Dec 19, 2012 6:23pm
Merry Men
Kill the Patriarch when everyone is ONLY using Crossbows.
Unlocked: Jul 8, 2012 6:25am
Healing Touch
Heal 200 teammates with the MP7's medication dart.
Unlocked: Feb 17, 2012 7:36pm
Killer Junior
Kill 20 crawlers in mid-air with the M79.
Unlocked: Feb 17, 2012 9:21pm
Getting Chunky
Obliterate 10 Zeds at once with the Pipe Bomb.
Unlocked: Feb 18, 2012 9:31pm
Waste Disposal
Win a Long Game on Biohazard on Normal Difficulty.
Unlocked: Feb 20, 2012 4:02pm
Warehouse Janitor
Win a Long Game on Crash on Normal Difficulty.
Unlocked: May 18, 2012 8:24am
Warehouse Forklift Operator
Win a Long Game on Crash on Hard Difficulty.
Unlocked: Feb 21, 2012 4:03pm
Departure Gallery
Win a Long Game on Departed on Normal Difficulty.
Unlocked: Mar 17, 2012 8:09pm
Departure Lounge
Win a Long Game on Departed on Hard Difficulty.
Unlocked: Feb 22, 2012 9:04pm
Running Late
Win a Long Game on Filth's Cross on Normal Difficulty.
Unlocked: Mar 18, 2012 4:12pm
Missed Connection
Win a Long Game on Filth's Cross on Hard Difficulty.
Unlocked: Feb 21, 2012 8:49pm
Gimme a Plaster!
Win a Long Game on Hospital Horrors on Normal Difficulty.
Unlocked: Mar 17, 2012 6:27pm
That Bloody Well Hurts!
Win a Long Game on Hospital Horrors on Hard Difficulty.
Unlocked: Feb 22, 2012 8:08pm
Ice Cube
Win a Long Game on Icebreaker on Normal Difficulty.
Unlocked: Feb 22, 2012 2:27pm
Daytrip
Win a Long Game on Mountain Pass on Normal Difficulty.
Unlocked: Mar 15, 2012 12:46pm
Gone Camping
Win a Long Game on Mountain Pass on Hard Difficulty.
Unlocked: Feb 22, 2012 6:11pm
Neighborhood Watch
Win a Long Game on Suburbia on Normal Difficulty.
Unlocked: Feb 16, 2012 9:50pm
Slight Drip
Win a Long Game on Waterworks on Normal Difficulty.
Unlocked: May 18, 2012 4:26pm
Burst Pipe
Win a Long Game on Waterworks on Hard Difficulty.
Unlocked: Feb 22, 2012 9:04pm
Piece of Cake
Complete all new map achievements on Normal Difficulty.
Unlocked: Feb 21, 2012 9:29pm
Let Them Burn
Get 1000 points of burn damage with the MAC-10.
Unlocked: Feb 22, 2012 8:02pm
Walking in A Winter Horror Land
Win a Long Game on Santa's Evil Lair on Normal Difficulty.
Unlocked: Dec 13, 2012 10:02pm
Merry Friggin Christmas
[2010 Xmas] Kill the Christmas Patriarch.
Unlocked: Dec 19, 2012 6:09pm
Cracked the Nutcracker!
[2010 Xmas] Land the killing blow on a Christmas Fleshpound with a Knife.
Unlocked: Dec 19, 2012 9:27pm
Can't Catch Me!
[2010 Xmas] Kill 2 Christmas Gorefasts with a Melee weapon from behind in one wave.
Unlocked: Dec 25, 2011 8:02pm
Toasted Jack Frost
[2010 Xmas] Kill the Christmas Scrake with a Fire-based weapon.
Unlocked: Dec 19, 2012 8:42pm
That's not Santa!
[2010 Xmas] Kill 3 Christmas Bloats with the Bullpup in one wave.
Unlocked: Dec 18, 2012 9:11pm
Rudolph, the Bloody Nosed Reindeer
[2010 Xmas] Kill a Christmas Crawler with a Crossbow.
Unlocked: Dec 19, 2012 6:19pm
Not So Silent Night
[2010 Xmas] Kill a Christmas Siren with an undetonated LAW rocket.
Unlocked: Dec 18, 2012 9:18pm
Fending off Mrs. Claws
[2010 Xmas] Kill 3 Christmas Stalkers with a Lever Action Rifle without reloading.
Unlocked: Dec 13, 2012 8:59pm
Who Brings a Gun to a Snow Ball Fight?
[2010 Xmas] Kill a Christmas Husk with any Pistol.
Unlocked: Dec 18, 2012 9:01pm
Deck the Halls with Buckets o' Blood
[2010 Xmas] Kill 3 Christmas Zeds in 1 ZED time chain with a Melee weapon.
Unlocked: Dec 19, 2012 9:15pm
Tis Better to Give than to Receive
[2010 Xmas] Drop 3 Tier 3 weapons for others (with which they kill at least one Christmas Zed).
Unlocked: Dec 13, 2012 10:12pm
Eggnog Anyone?
[2010 Xmas] Get covered in Christmas Bloat Bile and live for 10 seconds on Hard, Suicidal, or Hell on Earth.
Unlocked: Dec 19, 2012 6:19pm
Bad Santa
Unlock 10 of the 13 Christmas Achievements along with any Christmas Map achievement.
Unlocked: Dec 13, 2012 9:14pm
Back to Work
[2010 Xmas] Kill 20 Christmas Clots in one wave.
Unlocked: Apr 18, 2011 8:46am
Uber Tuber
Expensive but delicious! Brought to you by Dr. Dougley and Lord Ned.
Unlocked: Feb 22, 2012 7:23pm
Science Got Done
Win a Long Game on Aperture on Normal Difficulty.
Unlocked: Mar 17, 2012 2:07pm
Still Alive
Win a Long Game on Aperture on Hard Difficulty.
Unlocked: Feb 16, 2012 4:25pm
Flea Circus
Win a Long Game on Abusement Park on Normal Difficulty.
Unlocked: Mar 17, 2012 4:44pm
Dog and Pony Show
Win a Long Game on Abusement Park on Hard Difficulty.
Unlocked: Jul 8, 2011 2:12pm
Ringmaster
Kill the "Ring Leader"(Circus Patriarch)
Unlocked: Jul 8, 2011 2:01pm
Sparing with a Master
Kill a Circus Gorefast with a Melee weapon.
Unlocked: Jul 6, 2012 6:59pm
Assistant Homicide
Kill 2 Circus Stalkers with a Melee weapon to the back in one wave.
Unlocked: Jul 6, 2012 2:40pm
Seeing Double
Kill 5 Circus Crawlers with a Bullpup in one wave.
Unlocked: Jul 6, 2012 9:59am
Clearing Clown Alley
Kill 5 Circus Bloats in one game.
Unlocked: Jul 8, 2011 2:09pm
The Big Hunt
Kill a Circus Scrake with a Crossbow.
Unlocked: Jul 6, 2012 6:39pm
Lifting a Dumbell
Kill a Circus Husk with a LAW.
Unlocked: Jul 6, 2012 6:10pm
Small Hands
Kill 3 Circus Clots in a wave with the Lever Action Rifle.
Unlocked: Jul 6, 2012 6:30pm
Elephant Gun
Land the killing blow on a Circus Fleshpound with a Pistol.
Unlocked: Jul 6, 2012 7:46pm
Windjammer Enthusiast
Survive 10 seconds after being screamed at by at Circus Siren on Hard or above.
Unlocked: Jul 6, 2012 9:40am
Taking Down the Big Top
Kill 4 Circus Zeds in 1 ZED time chain with a Melee weapon.
Unlocked: Jul 8, 2011 2:26pm
Burning up the Midway
Kill 10 Circus Clots with a Fire-based weapon.
Unlocked: Jul 6, 2012 6:39pm
Punk'd
Unlock 10 of the 13 Circus Achievements along with any Abusement Park achievement.
Unlocked: Feb 19, 2012 7:35pm
Bloody Yanks
Kill 1 specimen ONLY while expending a full M4 Assault Rifle magazine
Unlocked: May 19, 2012 6:58pm
I love ze Healing not ze Hurting
Heal others for 3000 points of health with the MP5 SMG
Unlocked: Jul 10, 2012 1:17pm
Italian Meat Pasta
Kill 12 zeds with a full magazine from the Combat Shotgun
Unlocked: Feb 21, 2012 2:48pm
Feeling Lucky?
Kill a specimen with every shot from your Revolver for one magazine
Unlocked: Feb 21, 2012 2:51pm
We Have Ourselves a Cowboy
Hold dual 9mm, dual hand cannons and Dual Revolvers
Unlocked: Feb 22, 2012 6:56pm
Snow Cone
Beat Ice Cave on Normal
Unlocked: Mar 16, 2012 5:49pm
Stay Frosty
Beat Ice Cave on Hard
Unlocked: Dec 25, 2011 8:05pm
A Bloody Christmas Carol
Kill 15 XMas Clots, 5 xmas Stalkers, 5 XMas Crawlers, 1 XMas Siren and 1 XMas Bloat.
Unlocked: Jul 8, 2012 5:24pm
Spec Ops
Kill 12 clots with one magazine without reloading (MK23)
Unlocked: Jul 6, 2012 2:09pm
Combat Medic
Kill a zed that has injured a player (M7A3 rifle)
Unlocked: Jul 10, 2012 1:25pm
Fugly
Kill one of each type of zed in one round (HSG Shotgun)
Unlocked: Jul 8, 2012 3:58pm
British Superiority
Kill a zed each with both the Bullpup and FN-Fal
Unlocked: Jul 6, 2012 6:44pm
Highway to Heaven
Beat Hellride on Normal
Unlocked: Jul 8, 2012 7:58am
Stuck in Limbo
Beat Hellride on Hard
Unlocked: Oct 23, 2012 9:20pm
Historical Remnants
Kill 6 Zeds with one magazine on an MKb42, without reloading
Unlocked: Oct 23, 2012 8:45pm
Nail'd!
Kill 4 Stalkers in a game with the Vlad9000 Nailgun
Unlocked: Oct 25, 2012 9:06pm
Explosion of Love
Heal yourself plus 5 other players with one grenade
Unlocked: Oct 24, 2012 1:01pm
Trench Warfare
Set a total of 200 Zeds on fire with the Trench Gun in Hillbilly Horror
Unlocked: Oct 24, 2012 3:41pm
Third Cousins
Beat Hillbilly Horror on Normal
Unlocked: Oct 24, 2012 3:41pm
Grim Reaper
Get the 6 Special Halloween Achievements plus 1 Hillbilly Horror Map Achievement to unlock the Grim Reaper
Unlocked: Oct 23, 2012 10:40pm
Soul Collector
Free the souls of the 25 Gnomes hidden on Hillbilly Horror in 1 game
Unlocked: Oct 24, 2012 1:55pm
Meet Your Maker!
Kill 1000 Hillbilly Zeds
Unlocked: Oct 23, 2012 9:24pm
Creepy Crawlies
Kill 15 Hillbilly Crawlers in 1 game with the Tommy Gun or MKb42
Unlocked: Oct 23, 2012 10:41pm
Rippin' It Up
Kill a Hillbilly Husk and another Hillbilly Zed in the same shot with the Buzzsaw Bow or M99
Unlocked: Oct 23, 2012 9:40pm
I Am Become Death
Kill 5 Hillbilly Zeds in 10 seconds with the Scythe or Axe
Unlocked: Oct 23, 2012 9:58pm
Fiery Personality
Set 3 Hillbilly Gorefasts on fire with the Flare Pistol or Trench Gun
Unlocked: Dec 14, 2012 2:33pm
But It's All Red!
Collect all 16 Z.E.D. Gun pieces
Unlocked: Dec 13, 2012 10:02pm
Here is to us
Beat Moonbase on Normal
Unlocked: Dec 14, 2012 3:11pm
Gimli That Axe!
Get the Not-a-war-hammer Achievement in Dwarfs!?
Dignity for the Dead
Kill 10 Specimens Feeding on Dead Teammates Corpses.
Thin-Ice Pirouette
Complete 10 Waves when the Rest of your Team has Died.
Mr. Perky
Get All of your Perks up to Level 5.
Emperor of the Manor
Win a Long Game on Manor on Suicidal Difficulty.
Alligator Farmer
Win a Long Game on Farm on Suicidal Difficulty.
The Completely Suicidal War
Complete a Long Game on all 5 Core Maps on Suicidal Difficulty.
Man of Steel
Win a Long Game on Foundry, on Suicidal Difficulty.
Complete Barking
Win a Long Game on Bedlam, on Suicidal Difficulty.
Bear King of the Dark Forest
Win a Long Game on Wyre, on Suicidal Difficulty.
And Back to School
Complete a Long Game on all 3 Summer 2009 maps on Suicidal Difficulty.
Explosive Personality
As Demolitions, kill 1000 Specimens with the Pipebomb.
Blooper Reel
Turn 500 Zeds into Giblets using the M79.
Dot of Doom
Get 25 headshots in a row with the EBR while using the Laser Sight.
SCAR'd
Kill 1000 Specimens with the SCAR.
Pound This
Kill 100 Fleshpounds with the AA12.
Hellish Pub Crawl
Win a Long Game on West London on Hell on Earth Difficulty.
Demonic King of the Manor
Win a Long Game on Manor on Hell on Earth Difficulty.
Demon Farmer
Win a Long Game on Farm on Hell on Earth Difficulty.
Boss from Hell
Win a Long Game on Offices on Hell on Earth Difficulty.
Scientist from Hell
Win a Long Game on Biotics Lab on Hell on Earth Difficulty.
Diablo Steel Man
Win a Long Game on Foundry on Hell on Earth Difficulty.
Commit-ed for life
Win a Long Game on Bedlam on Hell on Earth Difficulty.
Wolf King of the Dark Forest
Win a Long Game on Wyre on Hell on Earth Difficulty.
Waste Land
Win a Long Game on Biohazard on Hard Difficulty.
Waste of Space
Win a Long Game on Biohazard on Suicidal Difficulty.
Wasted
Win a Long Game on Biohazard on Hell on Earth Difficulty.
Warehouse Foreman
Win a Long Game on Crash on Suicidal Difficulty.
Warehouse Manager
Win a Long Game on Crash on Hell on Earth Difficulty.
Departure Gate
Win a Long Game on Departed on Suicidal Difficulty.
Dear Departed
Win a Long Game on Departed on Hell on Earth Difficulty.
Train Wreck
Win a Long Game on Filth's Cross on Suicidal Difficulty.
Pile Up
Win a Long Game on Filth's Cross on Hell on Earth Difficulty.
I'm Dying Here!
Win a Long Game on Hospital Horrors on Suicidal Difficulty.
Not Dead Yet!
Win a Long Game on Hospital Horrors on Hell on Earth Difficulty.
Crushed Ice
Win a Long Game on Icebreaker on Hard Difficulty.
Iceberg
Win a Long Game on Icebreaker on Suicidal Difficulty.
Comet
Win a Long Game on Icebreaker on Hell on Earth Difficulty.
Mountaineer
Win a Long Game on Mountain Pass on Suicidal Difficulty.
Park Ranger
Win a Long Game on Mountain Pass on Hell on Earth Difficulty.
Private Security
Win a Long Game on Suburbia on Hard Difficulty.
Vigilante
Win a Long Game on Suburbia on Suicidal Difficulty.
SWAT
Win a Long Game on Suburbia on Hell on Earth Difficulty.
Pressure Failure
Win a Long Game on Waterworks on Suicidal Difficulty.
Floodgate to Hell
Win a Long Game on Waterworks on Hell on Earth Difficulty.
Pound Cake
Complete all new map achievements on Hard Difficulty.
Fruit Cake
Complete all new map achievements on Suicidal Difficulty.
Devil Cake
Complete all new map achievements on Hell On Earth Difficulty.
Silent Night, Evil Night
Win a Long Game on Santa's Evil Lair on Hard Difficulty.
I'm Dreaming of a Red Christmas
Win a Long Game on Santa's Evil Lair on Suicidal Difficulty.
Grandma got Eaten by a Reindeer
Win a Long Game on Santa's Evil Lair on Hell on Earth Difficulty.
This is a Triumph
Win a Long Game on Aperture on Suicidal Difficulty.
I'm Making a Note Here, Huge Success
Win a Long Game on Aperture on Hell on Earth Difficulty.
Golden Potato
Get into GLaDOS' core on Aperture.
3 Ring Circus
Win a Long Game on Abusement Park on Suicidal Difficulty.
On Top of the Big Top
Win a Long Game on Abusement Park on Hell on Earth Difficulty.
Juggling Act
Drop 5 different Tier 2 weapons in one wave.
Sparkling in the Twilight
Kill The Vampire Patriarch Ringmaster in Bedlam
Carving The Jack O' Lantern
Decapitate a burning Halloween specimen in Bedlam
The Scene is Zed
Kill 250 Halloween Specimens in Bedlam
Zed October
Win a Long Bedlam Match During the Halloween Event on Hard
This is No Ordinary Rabbit!
Kill 25 Halloween Scrakes in Bedlam
Trick, not Treat
Kill 5 Halloween Specimens with any gun without reloading
Rule The Roost
Get all 6 achievements and unlock Commando Chicken
Burning Irony
Kill 15 Husks with the Husk Cannon
Highlander
Kill a Scrake, a Fleshpound, and the Patriarch with the Claymore Sword within one map
Finish Him
Hit a Scrake with the M203 Rifle grenade to kill him
On the Rocks
Beat Ice Cave on Suicidal
Anti Freeze
Beat Ice Cave on Hell on Earth
The Big One
Kill 2 scrakes with one shot (M99)
Demonic Road
Beat Hellride on Suicidal
Devil's Co-pilot
Beat Hellride on Hell on Earth
Second Cousins
Beat Hillbilly Horror on Hard
First Cousins (Once Removed)
Beat Hillbilly Horror on Suicidal
First Cousins
Beat Hillbilly Horror on Hell on Earth
Have my axe
Kill 30 Fleshpounds with the Dwarfs!? axe with back attacks
0 / 30
One Small Step for Man
Kill 500 Zeds with the Schneidzekk Medic Gun while you are falling
35 / 500
Game Over, Man!
Have 20 Zeds you slowed with the Z.E.D. gun killed
0 / 20
Attempting Re-entry
Beat Moonbase on Hard
Amusing Death
Beat Moonbase on Suicidal
One Giant Leap (Back) for Mankind
Beat Moonbase on Hell on Earth
