Supreme Sacrifice
Complete "The Sacrifice".
50 
Kill Bill
Have Bill sacrifice himself for the team.
50 
Barrel Rolled
Kill a Special Infected with an exploding barrel.
50 
Chaos Generator
Have all 3 generators running at once in "The Sacrifice" finale.
50 
Sacrifizzle
As a Special Infected, incap someone who is trying to sacrifice themselves.
50 
STILL SOMETHING TO PROVE
Survive all campaigns on Expert.
35 
THE REAL DEAL
Survive a campaign on Expert skill with Realism mode enabled.
35 
TANK BURGER
Kill a Tank with melee weapons.
30 
SHOCK JOCK
Revive 10 dead Survivors with the defibrillator.
30 
THE QUICK AND THE DEAD
Revive 10 incapacitated Survivors while under the speed-boosting effects of adrenaline.
30 
GUARDIN' GNOME
Rescue Gnome Chompski from the Carnival.
30 
WING AND A PRAYER
Defend yourself at the crashed airliner without taking damage.
30 
SOB STORY
Navigate the sugar mill and reach the safe room without killing any Witches.
30 
VIOLENCE IN SILENCE
Navigate the impound lot and reach the cemetery safe room without tripping any alarms.
30 
BRIDGE OVER TREBLED SLAUGHTER
Cross the bridge finale in less than three minutes.
30 
WEDDING CRASHER
As the Charger, grab a Survivor and crash them through 8 chairs at the wedding.
30 
MUTANT OVERLORD
Play 6 Mutations.
30 
KITE LIKE A MAN
Kill a Tank only with damage from the original Survivors.
30 
PORT OF SCAVENGE
Play 5 full games of Scavenge on The Port.
30 
CONFEDERACY OF CRUNCHES
Finish a campaign using only melee weapons.
30 
GRAVE ROBBER
Collect 10 items dropped by a Fallen Survivor.
25 
FORE!
Knock off the heads of 18 infected with the golf club.
25 
PRICE CHOPPER
Survive the Dead Center campaign.
20 
DISMEMBERMENT PLAN
Kill 15 Infected with a single grenade launcher blast.
20 
CRASS MENAGERIE
Kill one of each Uncommon Infected.
20 
MIDNIGHT RIDER
Survive the Dark Carnival campaign.
20 
DEAD IN THE WATER
Kill 10 swampy Mudmen while they are in the water.
20 
RAGIN' CAJUN
Survive the Swamp Fever campaign.
20 
HEARTWARMER
In a Versus round, leave the saferoom to defibrillate a dead teammate.
20 
RODE HARD, PUT AWAY WET
As the Jockey, ride a Survivor and steer them into a Spitter's acid patch.
20 
WEATHERMAN
Survive the Hard Rain campaign.
20 
SCATTERING RAM
As the Charger, bowl through the entire enemy team in a single charge.
20 
MEAT TENDERIZER
As the Charger, grab a Survivor and smash them into the ground for a solid 15 seconds.
20 
GAS GUZZLER
Collect 100 gas cans in Scavenge.
20 
CACHE AND CARRY
Collect 15 gas cans in a single Scavenge round.
20 
BRIDGE BURNER
Survive the Parish campaign.
20 
GAS SHORTAGE
Cause 25 gas can drops as a Special Infected.
20 
TORCH BEARER
Survive The Passing Campaign.
20 
TIL IT GOES CLICK
Using the M60, kill 25 infected without letting go of the trigger.
20 
KILLING 'EM SWIFTLY TO THIS SONG
Play the new Midnight Riders song on a jukebox.
20 
CACHE GRAB
Open 5 foot lockers.
20 
CLUB DEAD
Use every melee weapon to kill Common Infected.
15 
CHAIN OF COMMAND
Kill 100 Common Infected with the chainsaw.
15 
ARMORY OF ONE
Deploy an ammo upgrade and have your team use it.
15 
BURNING SENSATION
Ignite 50 Common Infected with incendiary ammo.
15 
SEPTIC TANK
Use a bile bomb on a Tank.
15 
ROBBED ZOMBIE
Collect 10 vials of Boomer vomit from infected CEDA agents you have killed.
15 
CL0WND
Honk the noses of 10 Clowns.
15 
FRIED PIPER
Using a Molotov, burn a Clown leading at least 10 Common Infected.
15 
LEVEL A CHARGE
Kill a Charger with a melee weapon while they are charging.
15 
ACID REFLEX
Kill a Spitter before she is able to spit.
15 
A RIDE DENIED
Kill a Jockey within 2 seconds of it jumping on a Survivor.
15 
STACHE WHACKER
Prove you are faster than Moustachio.
15 
GONG SHOW
Prove you are stronger than Moustachio.
15 
STRENGTH IN NUMBERS
Form a team and beat an enemy team in 4v4 Versus or Scavenge.
15 
QUALIFIED RIDE
As the Jockey, ride a Survivor for more than 12 seconds.
15 
BACK IN THE SADDLE
As the Jockey, ride the Survivors twice in a single life.
15 
GREAT EXPECTORATIONS
As the Spitter, hit every Survivor with a single acid patch.
15 
A SPITTLE HELP FROM MY FRIENDS
As the Spitter, spit on a Survivor being choked by a Smoker.
15 
LONG DISTANCE CARRIER
As the Charger, grab a Survivor and carry them over 80 feet.
15 
BEAT THE RUSH
In a Survival round, get a medal only using melee weapons.
15 
HUNTING PARTY
Win a game of Scavenge.
15 
SCAVENGE HUNT
Stop the enemy team from collecting any gas cans during a Scavenge round.
15 
FUEL CRISIS
Make a Survivor drop a gas can during overtime.
15 
HEAD HONCHO
Decapitate 200 Infected with a melee weapon.
15