Unlocked: Aug 15, 2012 4:39pm
CL0WND
Honk the noses of 10 Clowns.
Unlocked: Oct 26, 2012 4:06pm
FRIED PIPER
Using a Molotov, burn a Clown leading at least 10 Common Infected.
Unlocked: Aug 15, 2012 4:47pm
LEVEL A CHARGE
Kill a Charger with a melee weapon while they are charging.
ACID REFLEX
Kill a Spitter before she is able to spit.
CRASS MENAGERIE
Kill one of each Uncommon Infected.
A RIDE DENIED
Kill a Jockey within 2 seconds of it jumping on a Survivor.
Unlocked: Aug 14, 2012 2:06am
HEAD HONCHO
Decapitate 200 Infected with a melee weapon.
Unlocked: Jun 29, 2011 4:49pm
DEAD IN THE WATER
Kill 10 swampy Mudmen while they are in the water.
Unlocked: May 30, 2011 9:28pm
ROBBED ZOMBIE
Collect 10 vials of Boomer vomit from infected CEDA agents you have killed.
Unlocked: Dec 15, 2009 10:12pm
DISMEMBERMENT PLAN
Kill 15 Infected with a single grenade launcher blast.
BURNING SENSATION
Ignite 50 Common Infected with incendiary ammo.
ARMORY OF ONE
Deploy an ammo upgrade and have your team use it.
Unlocked: Dec 9, 2012 9:52pm
SHOCK JOCK
Revive 10 dead Survivors with the defibrillator.
Unlocked: Dec 12, 2012 4:08pm
THE QUICK AND THE DEAD
Revive 10 incapacitated Survivors while under the speed-boosting effects of adrenaline.
Unlocked: Jun 29, 2011 4:10pm
CHAIN OF COMMAND
Kill 100 Common Infected with the chainsaw.
Unlocked: Aug 7, 2012 12:01pm
SEPTIC TANK
Use a bile bomb on a Tank.
Unlocked: Dec 17, 2009 11:52am
CLUB DEAD
Use every melee weapon to kill Common Infected.
Unlocked: Nov 14, 2012 2:46pm
TANK BURGER
Kill a Tank with melee weapons.
Unlocked: Nov 14, 2012 4:06pm
BRIDGE OVER TREBLED SLAUGHTER
Cross the bridge finale in less than three minutes.
Unlocked: Dec 18, 2009 1:58pm
PRICE CHOPPER
Survive the Dead Center campaign.
Unlocked: Aug 12, 2012 3:21pm
MIDNIGHT RIDER
Survive the Dark Carnival campaign.
Unlocked: Dec 16, 2009 11:27pm
RAGIN' CAJUN
Survive the Swamp Fever campaign.
Unlocked: Jun 10, 2011 9:13pm
WEATHERMAN
Survive the Hard Rain campaign.
Unlocked: Dec 21, 2009 12:34pm
BRIDGE BURNER
Survive the Parish campaign.
Unlocked: Dec 21, 2009 12:12pm
VIOLENCE IN SILENCE
Navigate the impound lot and reach the cemetery safe room without tripping any alarms.
Unlocked: Aug 24, 2012 8:45pm
GUARDIN' GNOME
Rescue Gnome Chompski from the Carnival.
Unlocked: Jun 10, 2011 8:51pm
SOB STORY
Navigate the sugar mill and reach the safe room without killing any Witches.
Unlocked: Dec 16, 2009 10:53pm
WING AND A PRAYER
Defend yourself at the crashed airliner without taking damage.
Unlocked: Aug 12, 2012 8:52pm
QUALIFIED RIDE
As the Jockey, ride a Survivor for more than 12 seconds.
Unlocked: Aug 14, 2012 5:32pm
BACK IN THE SADDLE
As the Jockey, ride the Survivors twice in a single life.
Unlocked: Aug 12, 2012 4:30pm
RODE HARD, PUT AWAY WET
As the Jockey, ride a Survivor and steer them into a Spitter's acid patch.
Unlocked: Aug 17, 2012 4:50pm
GREAT EXPECTORATIONS
As the Spitter, hit every Survivor with a single acid patch.
Unlocked: Aug 17, 2012 2:12pm
A SPITTLE HELP FROM MY FRIENDS
As the Spitter, spit on a Survivor being choked by a Smoker.
Unlocked: Aug 14, 2012 3:34pm
MEAT TENDERIZER
As the Charger, grab a Survivor and smash them into the ground for a solid 15 seconds.
Unlocked: Aug 16, 2012 5:53pm
LONG DISTANCE CARRIER
As the Charger, grab a Survivor and carry them over 80 feet.
Unlocked: Oct 18, 2012 2:07pm
HUNTING PARTY
Win a game of Scavenge.
Unlocked: Dec 11, 2012 4:06pm
GAS GUZZLER
Collect 100 gas cans in Scavenge.
Unlocked: Dec 9, 2012 12:07pm
CACHE AND CARRY
Collect 15 gas cans in a single Scavenge round.
Unlocked: Sep 25, 2012 7:00pm
SCAVENGE HUNT
Stop the enemy team from collecting any gas cans during a Scavenge round.
Unlocked: Jul 2, 2011 8:20pm
GONG SHOW
Prove you are stronger than Moustachio.
Unlocked: Nov 14, 2012 6:01pm
FUEL CRISIS
Make a Survivor drop a gas can during overtime.
Unlocked: Sep 10, 2012 4:46pm
STACHE WHACKER
Prove you are faster than Moustachio.
Unlocked: May 31, 2011 10:14pm
TORCH BEARER
Survive The Passing Campaign.
Unlocked: Oct 1, 2012 4:19pm
GRAVE ROBBER
Collect 10 items dropped by a Fallen Survivor.
Unlocked: Dec 11, 2012 3:16pm
MUTANT OVERLORD
Play 6 Mutations.
Unlocked: Sep 11, 2012 7:03pm
FORE!
Knock off the heads of 18 infected with the golf club.
Unlocked: Aug 17, 2012 1:54pm
KILLING THEM SWIFTLY TO THIS SONG
Play the new Midnight Riders song on a jukebox.
Unlocked: Sep 11, 2012 6:41pm
KITE LIKE A MAN
Kill a Tank only with damage from the original Survivors.
Unlocked: Oct 1, 2012 4:14pm
CACHE GRAB
Open 5 foot lockers.
Unlocked: Aug 7, 2012 12:29pm
SUPREME SACRIFICE
Complete "The Sacrifice".
Unlocked: Oct 1, 2012 3:45pm
KILL BILL
Have Bill sacrifice himself for the team.
Unlocked: Sep 16, 2012 12:08pm
CHAOS GENERATOR
Have all 3 generators running at once in "The Sacrifice" finale.
Unlocked: Nov 9, 2012 12:09pm
STREAM CROSSER
Survive the Cold Stream campaign on any difficulty.
Unlocked: Dec 2, 2012 1:54pm
Valve Gift Grab 2011 – L4D2
Collect three gifts dropped by Special Infected in Versus Mode.
Unlocked: Oct 27, 2012 3:20am
GOOD GUY NICK
Plays games with free weekend players and helps them survive a campaign.
CONFEDERACY OF CRUNCHES
Finish a campaign using only melee weapons.
HEARTWARMER
In a Versus round, leave the saferoom to defibrillate a dead teammate.
STILL SOMETHING TO PROVE
Survive all campaigns on Expert.
2 / 5
THE REAL DEAL
Survive a campaign on Expert skill with Realism mode enabled.
STRENGTH IN NUMBERS
Form a team and beat an enemy team in 4v4 Versus or Scavenge.
SCATTERING RAM
As the Charger, bowl through the entire enemy team in a single charge.
BEAT THE RUSH
In a Survival round, get a medal only using melee weapons.
GAS SHORTAGE
Cause 25 gas can drops as a Special Infected.
20 / 25
WEDDING CRASHER
As the Charger, grab a Survivor and crash them through 8 chairs at the wedding.
TIL IT GOES CLICK
Using the M60, kill 25 infected without letting go of the trigger.
PORT OF SCAVENGE
Play 5 full games of Scavenge on The Port.
2 / 5
BARREL ROLLED
Kill a Special Infected with an exploding barrel.
SACRIFIZZLE
As a Special Infected, incap someone who is trying to sacrifice themselves.
CONNECTING FIGHTS
Play a Versus game on Dead Air from start to finish.
