Killing Floor

11,058

285

3.71

15,920

290 (2%)

200+h

Game action

• 6 want to boost

SgtMathias

4,547

155

17 Dec 10

123h 33m

Killing Floor Achievements

• Gimli That Axe!

  Get the Not-a-war-hammer Achievement in Dwarfs!?

  04 December 2016 - 1 guide
• Gang Crew

  Beat Fright Yard on Hard Difficulty

  01 November 2013 - Add a guide

• Truck Driver

  Beat Fright Yard in Objective Mode on Hard Difficulty

  01 November 2013 - Add a guide
• Fork Lift Operator

  Beat Fright Yard in Objective Mode on Normal Difficulty

  31 October 2013 - Add a guide
• Claw Machine Master

  Attach the crane hook within 125 seconds

  31 October 2013 - Add a guide
• Longshoreman

  Beat Fright Yard on Normal Difficulty

  31 October 2013 - Add a guide
• Ex-scientist

  Collect all the bile without a contamination

  26 October 2013 - 1 guide
• Guardian Assault Protector

  Protect the ringmaster during the defense mission so that he does not get hit more than 15 times

  22 July 2013 - Add a guide
• On the Rocks

  Beat Ice Cave on Suicidal Difficulty

  22 July 2013 - Add a guide
• Hot Cross Fun

  Kill 25 Burning Specimens with a Crossbow.

  21 July 2013 - Add a guide

• Lab Professor

  Win a Long Game on Biotics Lab on Suicidal Difficulty.

  21 July 2013 - Add a guide
• Death To The Mad Scientist

  Defeat the Patriarch on Suicidal.

  21 July 2013 - Add a guide
• Merry Men

  Kill the Patriarch when everyone is ONLY using Crossbows.

  21 July 2013 - Add a guide
• Stuck in Limbo

  Beat Hellride on Hard Difficulty

  21 July 2013 - Add a guide
• Attempting Re-entry

  Beat Moonbase on Hard Difficulty

  21 July 2013 - Add a guide
• Highway to Heaven

  Beat Hellride on Normal Difficulty

  20 July 2013 - Add a guide
• Mrs. Punkd

  Get 4 of 6 of the 2013 Summer Event in-game level Achievements, one Standard and one Objective Mode map completion Achievement, plus the Punk'd Achievement to unlock Steampunk Mrs. Foster

  19 July 2013 - Add a guide
• Astro Buffer Afficiando

  Beat Steamland on Normal Difficulty

  19 July 2013 - Add a guide

• Hide and go Puke

  [2013 Summer] Destroy all the Pukey the Clown dolls

  19 July 2013 - Add a guide
• Arcade Gamer

  [2013 Summer] Complete the Pop the Clot, the Strong Man and the Grenade Toss games

  19 July 2013 - Add a guide
• Assistant Homicide

  Kill 2 Circus Stalkers with a Melee weapon to the back in one wave.

  19 July 2013 - Add a guide
• Simplified Force Adhesion Afficianado

  Beat Steamland in Objective Mode on Normal Difficulty

  19 July 2013 - Add a guide
• I love ze Healing not ze Hurting

  Heal others for 3000 points of health with the MP5 SMG

  19 July 2013 - Add a guide
• Extended Motion Protector

  [2013 Summer] Protect the Ringmaster during the escort mission so that he does not get hit more than 15 times

  19 July 2013 - Add a guide
• Modified Psychoacceleration Achiever

  Beat Steamland on Hard Difficulty

  19 July 2013 - Add a guide
• Single-Load Doom Bombardier

  Kill a ZED with a direct (unexploded) shot from the Orca Bomb Propeller or the M-79/M32

  19 July 2013 - Add a guide

• Elephant Gun

  Land the killing blow on a Circus Fleshpound with a Pistol.

  19 July 2013 - Add a guide
• Taking Down the Big Top

  Kill 4 Circus Zeds in 1 ZED time chain with a Melee weapon.

  19 July 2013 - Add a guide
• Oscillating Hydrogen Transition Achiever

  Beat Steamland in Objective Mode on Hard Difficulty

  19 July 2013 - Add a guide
• Golden 3 Crown Note

  Get all 3 gold bars without the carriers taking damage while they have them

  19 July 2013 - Add a guide
• Assault Flayer Ordinance

  Push a scrake back with the direct fire from a Hunting Shotgun or alt fire from the Multi-Chamber ZED Thrower

  19 July 2013 - Add a guide
• Deck the Halls with Buckets o' Blood

  [2010 Xmas] Kill 3 Christmas Zeds in 1 ZED time chain with a Melee weapon.

  26 December 2012 - Add a guide
• Here is to us

  Beat Moonbase on Normal Difficulty

  26 December 2012 - Add a guide
• Combat Medic

  Kill a zed that has injured a player (M7A3 rifle)

  26 December 2012 - Add a guide

• Fending off Mrs. Claws

  [2010 Xmas] Kill 3 Christmas Stalkers with a Lever Action Rifle without reloading.

  26 December 2012 - Add a guide
• Second Cousins

  Beat Hillbilly Horror on Hard Difficulty

  01 November 2012 - Add a guide
• Healing Touch

  Heal 200 teammates with the MP7's medication dart.

  01 November 2012 - Add a guide
• Pound Cake

  Complete all new map achievements on Hard Difficulty.

  31 October 2012 - Add a guide
• Private Security

  Win a Long Game on Suburbia on Hard Difficulty.

  31 October 2012 - Add a guide
• Grim Reaper

  Get the 6 Special Halloween Achievements plus 1 Hillbilly Horror Map Achievement to unlock the Grim Reaper

  29 October 2012 - Add a guide
• Rippin' It Up

  Kill a Hillbilly Husk and another Hillbilly Zed in the same shot with the Buzzsaw Bow or M99

  29 October 2012 - Add a guide
• Creepy Crawlies

  Kill 15 Hillbilly Crawlers in 1 game with the Tommy Gun or MKb42

  29 October 2012 - Add a guide

• I Am Become Death

  Kill 5 Hillbilly Zeds in 10 seconds with the Scythe or Axe

  29 October 2012 - Add a guide
• Meet Your Maker!

  Kill 1000 Hillbilly Zeds

  28 October 2012 - Add a guide
• That Bloody Well Hurts!

  Win a Long Game on Hospital Horrors on Hard Difficulty.

  28 October 2012 - Add a guide
• Nail'd!

  Kill 4 Stalkers in a game with the Vlad9000 Nailgun

  28 October 2012 - Add a guide
• Soul Collector

  Free the souls of the 25 Gnomes hidden on Hillbilly Horror in 1 game

  28 October 2012 - Add a guide
• Third Cousins

  Beat Hillbilly Horror on Normal Difficulty

  27 October 2012 - Add a guide
• Trench Warfare

  Set a total of 200 Zeds on fire with the Trench Gun in Hillbilly Horror

  27 October 2012 - 1 guide
• Fiery Personality

  Set 3 Hillbilly Gorefasts on fire with the Flare Pistol or Trench Gun

  27 October 2012 - Add a guide

• British Superiority

  Kill a zed each with both the Bullpup and FN-Fal

  27 October 2012 - Add a guide
• Historical Remnants

  Kill 6 Zeds with one magazine on an MKb42, without reloading

  27 October 2012 - Add a guide
• SCAR'd

  Kill 1000 Specimens with the SCAR.

  12 July 2012 - Add a guide
• Thin-Ice Pirouette

  Complete 10 Waves when the Rest of your Team has Died.

  12 July 2012 - 1 guide
• Italian Meat Pasta

  Kill 12 zeds with a full magazine from the Combat Shotgun

  07 July 2012 - Add a guide
• Spec Ops

  Kill 12 clots with one magazine without reloading (MK23)

  07 July 2012 - Add a guide
• Lifting a Dumbell

  Kill a Circus Husk with a LAW.

  07 July 2012 - Add a guide
• Punk'd

  Unlock 10 of the 13 Circus Achievements along with any Abusement Park achievement.

  07 July 2012 - Add a guide

• Juggling Act

  Drop 5 different Tier 2 weapons in one wave.

  07 July 2012 - Add a guide
• Warehouse Forklift Operator

  Win a Long Game on Crash on Hard Difficulty.

  16 June 2012 - Add a guide
• Uber Tuber

  Expensive but delicious! Brought to you by Dr. Dougley and Lord Ned.

  16 June 2012 - Add a guide
• Steel Worker

  Win a Long Game on Foundry, on Hard Difficulty.

  16 June 2012 - Add a guide
• Summer of 2009

  Complete a Long Game on all 3 Summer 2009 maps on Hard Difficulty.

  16 June 2012 - Add a guide
• Golden Potato

  Get into GLaDOS' core on Aperture.

  14 June 2012 - Add a guide
• Crushed Ice

  Win a Long Game on Icebreaker on Hard Difficulty.

  26 February 2012 - Add a guide
• The Hard War

  Complete a Long Game on all 5 Core Maps on Hard Difficulty.

  19 February 2012 - Add a guide

• Hard Boss

  Win a Long Game on Offices on Hard Difficulty.

  19 February 2012 - Add a guide
• Bloody Yanks

  Kill 1 specimen ONLY while expending a full M4 Assault Rifle magazine

  19 February 2012 - Add a guide
• Missed Connection

  Win a Long Game on Filth's Cross on Hard Difficulty.

  11 December 2011 - Add a guide
• Killer Junior

  Kill 20 crawlers in mid-air with the M79.

  11 December 2011 - Add a guide
• Feeling Lucky?

  Kill a specimen with every shot from your Revolver for one magazine

  11 December 2011 - Add a guide
• Waste Land

  Win a Long Game on Biohazard on Hard Difficulty.

  10 December 2011 - Add a guide
• We Have Ourselves a Cowboy

  Hold dual 9mm, dual hand cannons and Dual Revolvers

  10 December 2011 - Add a guide
• Stay Frosty

  Beat Ice Cave on Hard Difficulty

  10 December 2011 - Add a guide

• Eggnog Anyone?

  [2010 Xmas] Get covered in Christmas Bloat Bile and live for 10 seconds on Hard, Suicidal, or Hell on Earth.

  10 December 2011 - Add a guide
• Snow Cone

  Beat Ice Cave on Normal Difficulty

  10 December 2011 - Add a guide
• A Bloody Christmas Carol

  Kill 15 XMas Clots, 5 xmas Stalkers, 5 XMas Crawlers, 1 XMas Siren and 1 XMas Bloat.

  09 December 2011 - Add a guide
• Flaming Hell, That was Close

  As Firebug, kill the Husk with the Flamethrower before he hurts anyone.

  02 November 2011 - Add a guide
• This is No Ordinary Rabbit!

  Kill 25 Halloween Scrakes in Bedlam

  02 November 2011 - Add a guide
• Rule The Roost

  Get all 6 achievements and unlock Commando Chicken

  02 November 2011 - Add a guide
• Zed October

  Win a Long Bedlam Match During the Halloween Event on Hard

  01 November 2011 - Add a guide
• Sparkling in the Twilight

  Kill The Vampire Patriarch Ringmaster in Bedlam

  01 November 2011 - Add a guide

• Experimentilottacide

  Kill 10,000 Specimens.

  30 October 2011 - Add a guide
• The Scene is Zed

  Kill 250 Halloween Specimens in Bedlam

  30 October 2011 - Add a guide
• Carving The Jack O' Lantern

  Decapitate a burning Halloween specimen in Bedlam

  30 October 2011 - Add a guide
• Windjammer Enthusiast

  Survive 10 seconds after being screamed at by a Circus Siren on Hard or above.

  30 October 2011 - Add a guide
• Trick, not Treat

  Kill 5 Halloween Specimens with any gun without reloading

  28 October 2011 - Add a guide
• Gone Camping

  Win a Long Game on Mountain Pass on Hard Difficulty.

  21 October 2011 - Add a guide
• Duke of the Manor

  Win a Long Game on Manor on Hard Difficulty.

  21 October 2011 - Add a guide
• Gone Mental

  Win a Long Game on Bedlam, on Hard Difficulty.

  21 October 2011 - Add a guide
• Bitter Irony

  Kill 2 Scrakes with a Chainsaw in a Single Wave.

  20 October 2011 - Add a guide
• Departure Lounge

  Win a Long Game on Departed on Hard Difficulty.

  20 October 2011 - Add a guide
• Raccoon King of the Dark Forest

  Win a Long Game on Wyre, on Hard Difficulty.

  20 October 2011 - Add a guide
• Lab Assistant

  Win a Long Game on Biotics Lab on Hard Difficulty.

  20 October 2011 - Add a guide
• Hard Pub Crawl

  Win a Long Game on West London on Hard Difficulty.

  20 October 2011 - Add a guide
• Still Alive

  Win a Long Game on Aperture on Hard Difficulty.

  19 October 2011 - Add a guide
• Silent Night, Evil Night

  Win a Long Game on Santa's Evil Lair on Hard Difficulty.

  19 October 2011 - Add a guide
• Dog and Pony Show

  Win a Long Game on Abusement Park on Hard Difficulty.

  18 October 2011 - Add a guide
• Cattle Farmer

  Win a Long Game on Farm on Hard Difficulty.

  18 October 2011 - Add a guide
• Burst Pipe

  Win a Long Game on Waterworks on Hard Difficulty.

  18 October 2011 - Add a guide
• Fascist Dietitian

  Kill 200 Bloats.

  18 October 2011 - Add a guide
• Quarter Pounder With Ease

  Turn 5 Fleshpounds into Giblets.

  18 October 2011 - Add a guide
• Flea Circus

  Win a Long Game on Abusement Park on Normal Difficulty.

  03 July 2011 - Add a guide
• Burning up the Midway

  Kill 10 Circus Clots with a Fire-based weapon.

  03 July 2011 - Add a guide
• Seeing Double

  Kill 5 Circus Crawlers with a Bullpup in one wave.

  03 July 2011 - Add a guide
• Piece of Cake

  Complete all new map achievements on Normal Difficulty.

  03 July 2011 - Add a guide
• Neighborhood Watch

  Win a Long Game on Suburbia on Normal Difficulty.

  03 July 2011 - Add a guide
• Ringmaster

  Kill the "Ring Leader" (Circus Patriarch)

  03 July 2011 - Add a guide
• The Big Hunt

  Kill a Circus Scrake with a Crossbow.

  02 July 2011 - Add a guide
• Sparring with a Master

  Kill a Circus Gorefast with a Melee weapon.

  02 July 2011 - Add a guide
• Careful Spender

  Kill 4 Specimens with a Single Shot from a Hunting Shotgun.

  01 July 2011 - Add a guide
• Clearing Clown Alley

  Kill 5 Circus Bloats in one game.

  01 July 2011 - Add a guide
• Small Hands

  Kill 3 Circus Clots in a wave with the Lever Action Rifle.

  01 July 2011 - Add a guide
• Walking in A Winter Horror Land

  Win a Long Game on Santa's Evil Lair on Normal Difficulty.

  01 July 2011 - Add a guide
• Science Got Done

  Win a Long Game on Aperture on Normal Difficulty.

  24 June 2011 - Add a guide
• Squirrel King of the Dark Forest

  Win a Long Game on Wyre, on Normal Difficulty.

  21 June 2011 - Add a guide
• Long, Hot Summer

  Complete a Long Game on all 3 Summer 2009 maps on Normal Difficulty.

  21 June 2011 - Add a guide
• It's What's Inside That Counts

  Turn 500 Specimens into Giblets.

  17 April 2011 - Add a guide
• A Bit Barmy

  Win a Long Game on Bedlam, on Normal Difficulty.

  27 February 2011 - Add a guide
• I Like To Watch

  Aquire 5 Minutes of "Zed-Time".

  27 February 2011 - Add a guide
• Warehouse Janitor

  Win a Long Game on Crash on Normal Difficulty.

  27 February 2011 - 1 guide
• Ice Cube

  Win a Long Game on Icebreaker on Normal Difficulty.

  25 February 2011 - Add a guide
• Gimme a Plaster!

  Win a Long Game on Hospital Horrors on Normal Difficulty.

  25 February 2011 - Add a guide
• Slight Drip

  Win a Long Game on Waterworks on Normal Difficulty.

  25 February 2011 - Add a guide
• Tin Man

  Win a Long Game on Foundry, on Normal Difficulty.

  25 February 2011 - Add a guide
• Departure Gallery

  Win a Long Game on Departed on Normal Difficulty.

  25 February 2011 - Add a guide
• Homer's Heroes

  Kill 100 Sirens.

  20 February 2011 - Add a guide
• The Long War

  Complete a Long Game on all 5 Core Maps on Normal Difficulty.

  19 February 2011 - Add a guide
• The Boss

  Win a Long Game on Offices on Normal Difficulty.

  19 February 2011 - Add a guide
• Keep Those Sneakers Off the Floor!

  Kill 20 Stalkers with Explosives.

  19 February 2011 - Add a guide
• Lab Cleaner

  Win a Long Game on Biotics Lab on Normal Difficulty.

  19 February 2011 - Add a guide
• Chicken Farmer

  Win a Long Game on Farm on Normal Difficulty.

  19 February 2011 - Add a guide
• Too Close For Comfort

  Finish off a Fleshpound using a Melee Attack.

  19 February 2011 - Add a guide
• Pub Crawl

  Win a Long Game on West London on Normal Difficulty.

  19 February 2011 - Add a guide
• Waste Disposal

  Win a Long Game on Biohazard on Normal Difficulty.

  19 February 2011 - Add a guide
• Running Late

  Win a Long Game on Filth's Cross on Normal Difficulty.

  19 February 2011 - Add a guide
• Lord of the Manor

  Win a Long Game on Manor on Normal Difficulty.

  18 February 2011 - Add a guide
• Daytrip

  Win a Long Game on Mountain Pass on Normal Difficulty.

  18 February 2011 - Add a guide
• Let Them Burn

  Get 1000 points of burn damage with the MAC-10.

  26 December 2010 - Add a guide
• Self Medicator

  In Co-op Mode, Use Syringe on Yourself 100 Times.

  26 December 2010 - Add a guide
• Experimentimillicide

  Kill 1,000 Specimens.

  26 December 2010 - Add a guide
• Getting Chunky

  Obliterate 10 Zeds at once with the Pipe Bomb.

  25 December 2010 - Add a guide
• Toasted Jack Frost

  [2010 Xmas] Kill the Christmas Scrake with a Fire-based weapon.

  25 December 2010 - Add a guide
• Rudolph, the Bloody Nosed Reindeer

  [2010 Xmas] Kill a Christmas Crawler with a Crossbow.

  25 December 2010 - Add a guide
• Philanthropist

  Give 1,000 Pounds to Teammates who have 50% of Your Cash or Less.

  20 December 2010 - Add a guide
• Master Surgeon

  As a Medic, Kill 8 Specimens using a Knife in a Single Wave.

  20 December 2010 - Add a guide
• Random Axe of Kindness

  Kill 15 Specimens with a Fire Axe in a Single Wave.

  19 December 2010 - Add a guide
• The L.A.W. That Broke The Camel's Back

  Deliver the Killing Blow to the Patriarch with a L.A.W. Rocket.

  17 December 2010 - Add a guide
• Back to Work

  [2010 Xmas] Kill 20 Christmas Clots in one wave.

  17 December 2010 - Add a guide
• It's Not Easy Being Greasy

  Cause a Specimen to Die by Luring them into Bloat Acid.

  17 December 2010 - Add a guide
• Experimenticenticide

  Kill 100 Specimens.

  17 December 2010 - Add a guide
• Straight Rush

  Kill the Patriarch Before he has a Chance to Heal.

  17 December 2010 - Add a guide
• Merry Friggin Christmas

  [2010 Xmas] Kill the Christmas Patriarch.

  17 December 2010 - Add a guide
• Social Outburst

  Kill 8 Specimens with One Grenade.

  17 December 2010 - Add a guide
• Who Brings a Gun to a Snow Ball Fight?

  [2010 Xmas] Kill a Christmas Husk with any Pistol.

  17 December 2010 - Add a guide
• Dignity for the Dead

  Kill 10 Specimens Feeding on Dead Teammates Corpses.

  Locked - 1 guide
• Mr. Perky

  Get All of your Perks up to Level 5.

  Locked - Add a guide
• Suicidal Pub Crawl

  Win a Long Game on West London on Suicidal Difficulty.

  Locked - Add a guide
• Emperor of the Manor

  Win a Long Game on Manor on Suicidal Difficulty.

  Locked - Add a guide
• Alligator Farmer

  Win a Long Game on Farm on Suicidal Difficulty.

  Locked - Add a guide
• Mad Boss

  Win a Long Game on Offices on Suicidal Difficulty.

  Locked - Add a guide
• The Completely Suicidal War

  Complete a Long Game on all 5 Core Maps on Suicidal Difficulty.

  Locked - Add a guide
• Man of Steel

  Win a Long Game on Foundry, on Suicidal Difficulty.

  Locked - Add a guide
• Complete Barking

  Win a Long Game on Bedlam, on Suicidal Difficulty.

  Locked - Add a guide
• Bear King of the Dark Forest

  Win a Long Game on Wyre, on Suicidal Difficulty.

  Locked - Add a guide
• And Back to School

  Complete a Long Game on all 3 Summer 2009 maps on Suicidal Difficulty.

  Locked - Add a guide
• Explosive Personality

  As Demolitions, kill 1000 Specimens with the Pipebomb.

  Locked - Add a guide
• Blooper Reel

  Turn 500 Zeds into Giblets using the M79.

  Locked - 1 guide
• Dot of Doom

  Get 25 headshots in a row with the EBR while using the Laser Sight.

  Locked - 1 guide
• Pound This

  Kill 100 Fleshpounds with the AA12.

  Locked - Add a guide
• Hellish Pub Crawl

  Win a Long Game on West London on Hell on Earth Difficulty.

  Locked - Add a guide
• Demonic King of the Manor

  Win a Long Game on Manor on Hell on Earth Difficulty.

  Locked - Add a guide
• Demon Farmer

  Win a Long Game on Farm on Hell on Earth Difficulty.

  Locked - Add a guide
• Boss from Hell

  Win a Long Game on Offices on Hell on Earth Difficulty.

  Locked - Add a guide
• Scientist from Hell

  Win a Long Game on Biotics Lab on Hell on Earth Difficulty.

  Locked - Add a guide
• Diablo Steel Man

  Win a Long Game on Foundry on Hell on Earth Difficulty.

  Locked - Add a guide
• Commit-ed for life

  Win a Long Game on Bedlam on Hell on Earth Difficulty.

  Locked - Add a guide
• Wolf King of the Dark Forest

  Win a Long Game on Wyre on Hell on Earth Difficulty.

  Locked - Add a guide
• Waste of Space

  Win a Long Game on Biohazard on Suicidal Difficulty.

  Locked - Add a guide
• Wasted

  Win a Long Game on Biohazard on Hell on Earth Difficulty.

  Locked - Add a guide
• Warehouse Foreman

  Win a Long Game on Crash on Suicidal Difficulty.

  Locked - Add a guide
• Warehouse Manager

  Win a Long Game on Crash on Hell on Earth Difficulty.

  Locked - Add a guide
• Departure Gate

  Win a Long Game on Departed on Suicidal Difficulty.

  Locked - Add a guide
• Dear Departed

  Win a Long Game on Departed on Hell on Earth Difficulty.

  Locked - Add a guide
• Train Wreck

  Win a Long Game on Filth's Cross on Suicidal Difficulty.

  Locked - Add a guide
• Pile Up

  Win a Long Game on Filth's Cross on Hell on Earth Difficulty.

  Locked - Add a guide
• I'm Dying Here!

  Win a Long Game on Hospital Horrors on Suicidal Difficulty.

  Locked - Add a guide
• Not Dead Yet!

  Win a Long Game on Hospital Horrors on Hell on Earth Difficulty.

  Locked - Add a guide
• Iceberg

  Win a Long Game on Icebreaker on Suicidal Difficulty.

  Locked - Add a guide
• Comet

  Win a Long Game on Icebreaker on Hell on Earth Difficulty.

  Locked - Add a guide
• Mountaineer

  Win a Long Game on Mountain Pass on Suicidal Difficulty.

  Locked - Add a guide
• Park Ranger

  Win a Long Game on Mountain Pass on Hell on Earth Difficulty.

  Locked - Add a guide
• Vigilante

  Win a Long Game on Suburbia on Suicidal Difficulty.

  Locked - Add a guide
• SWAT

  Win a Long Game on Suburbia on Hell on Earth Difficulty.

  Locked - Add a guide
• Pressure Failure

  Win a Long Game on Waterworks on Suicidal Difficulty.

  Locked - Add a guide
• Floodgate to Hell

  Win a Long Game on Waterworks on Hell on Earth Difficulty.

  Locked - Add a guide
• Fruit Cake

  Complete all new map achievements on Suicidal Difficulty.

  Locked - Add a guide
• Devil Cake

  Complete all new map achievements on Hell On Earth Difficulty.

  Locked - Add a guide
• I'm Dreaming of a Red Christmas

  Win a Long Game on Santa's Evil Lair on Suicidal Difficulty.

  Locked - Add a guide
• Grandma got Eaten by a Reindeer

  Win a Long Game on Santa's Evil Lair on Hell on Earth Difficulty.

  Locked - Add a guide
• Cracked the Nutcracker!

  [2010 Xmas] Land the killing blow on a Christmas Fleshpound with a Knife.

  Locked - Add a guide
• Can't Catch Me!

  [2010 Xmas] Kill 2 Christmas Gorefasts with a Melee weapon from behind in one wave.

  Locked - Add a guide
• That's not Santa!

  [2010 Xmas] Kill 3 Christmas Bloats with the Bullpup in one wave.

  Locked - Add a guide
• Not So Silent Night

  [2010 Xmas] Kill a Christmas Siren with an undetonated LAW rocket.

  Locked - Add a guide
• 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).

  Locked - Add a guide
• Bad Santa

  Unlock 10 of the 13 Christmas Achievements along with any Christmas Map achievement.

  Locked - Add a guide
• This is a Triumph

  Win a Long Game on Aperture on Suicidal Difficulty.

  Locked - Add a guide
• I'm Making a Note Here, Huge Success

  Win a Long Game on Aperture on Hell on Earth Difficulty.

  Locked - Add a guide
• 3 Ring Circus

  Win a Long Game on Abusement Park on Suicidal Difficulty.

  Locked - Add a guide
• On Top of the Big Top

  Win a Long Game on Abusement Park on Hell on Earth Difficulty.

  Locked - Add a guide
• Burning Irony

  Kill 15 Husks with the Husk Cannon

  Locked - Add a guide
• Highlander

  Kill a Scrake, a Fleshpound, and the Patriarch with the Claymore Sword within one map

  Locked - Add a guide
• Finish Him

  Hit a Scrake with the M203 Rifle grenade to kill him

  Locked - Add a guide
• Anti Freeze

  Beat Ice Cave on Hell on Earth Difficulty

  Locked - Add a guide
• Fugly

  Kill one of each type of zed in one round (HSG Shotgun)

  Locked - Add a guide
• The Big One

  Kill 2 scrakes with one shot (M99)

  Locked - Add a guide
• Demonic Road

  Beat Hellride on Suicidal Difficulty

  Locked - Add a guide
• Devil's Co-pilot

  Beat Hellride on Hell on Earth Difficulty

  Locked - Add a guide
• Explosion of Love

  Heal yourself plus 5 other players with one grenade

  Locked - Add a guide
• First Cousins (Once Removed)

  Beat Hillbilly Horror on Suicidal Difficulty

  Locked - Add a guide
• First Cousins

  Beat Hillbilly Horror on Hell on Earth Difficulty

  Locked - Add a guide
• Have my axe

  Kill 30 Fleshpounds with the Dwarfs!? axe with back attacks

  Locked - Add a guide
• One Small Step for Man

  Kill 500 Zeds with the Schneidzekk Medic Gun while you are falling

  Locked - Add a guide
• But It's All Red!

  Collect all 16 Z.E.D. Gun pieces

  Locked - Add a guide
• Game Over, Man!

  Have 20 Zeds you slowed with the Z.E.D. gun killed

  Locked - 1 guide
• Amusing Death

  Beat Moonbase on Suicidal Difficulty

  Locked - Add a guide
• One Giant Leap (Back) for Mankind

  Beat Moonbase on Hell on Earth Difficulty

  Locked - Add a guide
• Fractional Neutron Activator

  Beat Steamland on Suicidal Difficulty

  Locked - Add a guide
• Advanced Omega Wave Resonance Explorer

  Beat Steamland on Hell on Earth Difficulty

  Locked - Add a guide
• Alpha Wave Osteooxidation Activator

  Beat Steamland in Objective Mode on Suicidal Difficulty

  Locked - Add a guide
• Tachyon Cytoneutralization Explorer

  Beat Steamland in Objective Mode on Hell on Earth Difficulty

  Locked - Add a guide
• Full Charge

  Have 5 Breaker Boxes 100% repaired at the same time

  Locked - Add a guide
• Single-shot Equalizer

  Kill 4 different types of Zeds with headshots with 4 shots from the Long Musket or the M14 without reloading

  Locked - Add a guide
• Turbo Executioner

  Kill 5 zeds in ZED time without reloading with Dr. T's LDS or Bullpup

  Locked - Add a guide
• Stevedore

  Beat Fright Yard on Suicidal Difficulty

  Locked - Add a guide
• Wharfinger

  Beat Fright Yard on Hell on Earth Difficulty

  Locked - Add a guide
• Crane Operator

  Beat Fright Yard in Objective Mode on Suicidal Difficulty

  Locked - Add a guide
• Shipping Magnate

  Beat Fright Yard in Objective Mode on Hell on Earth Difficulty

  Locked - Add a guide
• 777

  Win Fuel on the first try

  Locked - Add a guide
• Blinding Big Brother

  Destroy all 30 Cameras

  Locked - Add a guide
• Fire and Forget

  Kill a Halloween Fleshpound and Scrake in the same explosion with the Seal Squeal Harpoon Bomber or the LAW

  Locked - 1 guide
• Under The Weather

  Use Bile or the Flamethrower to kill one of each Halloween Zed

  Locked - Add a guide
• Most Bang for the Buck

  Kill 10 Halloween zeds in explosions using the Seeker 6 or the M32 within 5 seconds

  Locked - Add a guide
• Death

  Beat Hell on Normal Difficulty

  Locked - Add a guide
• King Minos

  Beat Hell on Hard Difficulty

  Locked - Add a guide
• Cerberus

  Beat Hell on Suicidal Difficulty

  Locked - Add a guide
• Lucifer

  Beat Hell on Hell on Earth Difficulty

  Locked - Add a guide
• Brain Fart

  Beat Forgotten on Normal Difficulty

  Locked - Add a guide
• Agnosia

  Beat Forgotten on Hard Difficulty

  Locked - Add a guide
• Amnesia

  Beat Forgotten on Suicidal Difficulty

  Locked - Add a guide
• Dementia

  Beat Forgotten on Hell on Earth Difficulty

  Locked - Add a guide
• No Time for Love, Dr. Jones

  Win a short round on KF-Hell playing as or with Harchier Spebbington

  Locked - Add a guide
• Home Brewer

  Beat Siren's Belch on Normal Difficulty

  Locked - Add a guide
• Micro Brewer

  Beat Siren's Belch on Hard Difficulty

  Locked - Add a guide
• Master Brewer

  Beat Siren's Belch on Suicidal Difficulty

  Locked - Add a guide
• Trappist Monk

  Beat Siren's Belch on Hell on Earth Difficulty

  Locked - Add a guide
• Oktoberfest Master

  Collect all the Beer Steins

  Locked - Add a guide
• Peasant

  Beat Stronghold on Normal Difficulty

  Locked - Add a guide
• Squire

  Beat Stronghold on Hard Difficulty

  Locked - Add a guide
• Prince

  Beat Stronghold on Suicidal Difficulty

  Locked - Add a guide
• King

  Beat Stronghold on Hell on Earth Difficulty

  Locked - Add a guide
• Rich Evil Uncle

  Collect all the Treasure Bags

  Locked - Add a guide
• Cattle Class

  Beat Transit on Normal Difficulty

  Locked - Add a guide
• Economy Comfort

  Beat Transit on Hard Difficulty

  Locked - Add a guide
• Business Class

  Beat Transit on Suicidal Difficulty

  Locked - Add a guide
• First Class

  Beat Transit on Hell on Earth Difficulty

  Locked - Add a guide
• Day-trip

  Beat Transit in Objective Mode on Normal Difficulty

  Locked - Add a guide
• Long weekend

  Beat Transit in Objective Mode on Hard Difficulty

  Locked - Add a guide
• Serious vacation

  Beat Transit in Objective Mode on Suicidal Difficulty

  Locked - Add a guide
• Moved to Paris!

  Beat Transit in Objective Mode on Hell on Earth Difficulty

  Locked - Add a guide
• Nitro Boost!

  Transit - Get the Nitro to the Objective in 135 seconds or less

  Locked - Add a guide
• Totally Metal

  Transit - Kill 250 Zeds before completing the welding objective

  Locked - Add a guide
• Multi-pass

  Transit - Pick up the door key

  Locked - Add a guide
• Science Hater

  Transit - Destroy all the DNA vials

  Locked - Add a guide
• Doctor WHO??

  Transit - Get all Objective achievements AND beat KFO Transit on Hard or above to unlock Dr Rachel Clamely.

  Locked - Add a guide
• Gone clubbing

  Beat Clandestine on Normal Difficulty

  Locked - Add a guide
• Rack 'em up

  Beat Clandestine on Hard Difficulty

  Locked - Add a guide
• Burned out

  Beat Clandestine on Suicidal Difficulty

  Locked - Add a guide
• Hangover from Hell

  Beat Clandestine on Hell Difficulty

  Locked - Add a guide
• Skull Cracker

  Clandestine - Destroy 30 skulls

  Locked - Add a guide
• Cave of Wonder

  Beat ThrillsChills on Normal Difficulty

  Locked - Add a guide
• Cavern of Pain

  Beat ThrillsChills on Hard Difficulty

  Locked - Add a guide
• Grotto of Terror

  Beat ThrillsChills on Suicidal Difficulty

  Locked - Add a guide
• Hollow of Horror

  Beat ThrillsChills on Hell Difficulty

  Locked - Add a guide
• All shook up

  Destroy all (15) Snow Globes

  Locked - Add a guide