Play 6 Mutations.
Open 5 foot lockers.
Using the M60, kill 25 infected without letting go of the trigger.
As the Spitter, spit on a Survivor being choked by a Smoker.
Play 5 full games of Scavenge on The Port.
Survive The Passing Campaign.
Knock off the heads of 18 infected with the golf club.
Play the new Midnight Riders song on a jukebox.
Revive 10 incapacitated Survivors while under the speed-boosting effects of adrenaline.
As the Charger, grab a Survivor and carry them over 80 feet.
Collect 15 gas cans in a single Scavenge round.
Using a Molotov, burn a Clown leading at least 10 Common Infected.
Collect 10 vials of Boomer vomit from infected CEDA agents you have killed.
In a Survival round, get a medal only using melee weapons.
Navigate the impound lot and reach the cemetery safe room without tripping any alarms.
Navigate the sugar mill and reach the safe room without killing any Witches.
Collect 100 gas cans in Scavenge.
Kill a Jockey within 2 seconds of it jumping on a Survivor.
Cause 25 gas can drops as a Special Infected.
As the Spitter, hit every Survivor with a single acid patch.
Kill 15 Infected with a single grenade launcher blast.
Use every melee weapon to kill Common Infected.
As the Charger, bowl through the entire enemy team in a single charge.
Rescue Gnome Chompski from the Carnival.
As the Jockey, ride the Survivors twice in a single life.
Make a Survivor drop a gas can during overtime.
Stop the enemy team from collecting any gas cans during a Scavenge round.
As the Jockey, ride a Survivor and steer them into a Spitter's acid patch.
Survive the Hard Rain campaign.
Kill one of each Uncommon Infected.
Prove you are faster than Moustachio.
Prove you are stronger than Moustachio.
Kill 10 swampy Mudmen while they are in the water.
Ignite 50 Common Infected with incendiary ammo.
Finish a campaign using only melee weapons.
Kill 100 Common Infected with the chainsaw.
Win a game of Scavenge.
As the Charger, grab a Survivor and smash them into the ground for a solid 15 seconds.
As the Jockey, ride a Survivor for more than 12 seconds.
Cross the bridge finale in less than three minutes.
Survive the Parish campaign.
Survive the Swamp Fever campaign.
Defend yourself at the crashed airliner without taking damage.
Survive the Dark Carnival campaign.
Honk the noses of 10 Clowns.
Decapitate 200 Infected with a melee weapon.
Kill a Charger with a melee weapon while they are charging.
Kill a Spitter before she is able to spit.
Kill a Tank with melee weapons.
Survive the Dead Center campaign.
Use a bile bomb on a Tank.
Deploy an ammo upgrade and have your team use it.
Complete "The Sacrifice".
Have Bill sacrifice himself for the team.
Kill a Special Infected with an exploding barrel.
Have all 3 generators running at once in "The Sacrifice" finale.
As a Special Infected, incap someone who is trying to sacrifice themselves.
Revive 10 dead Survivors with the defibrillator.
In a Versus round, leave the saferoom to defibrillate a dead teammate.
Form a team and beat an enemy team in 4v4 Versus or Scavenge.
As the Charger, grab a Survivor and crash them through 8 chairs at the wedding.
Collect 10 items dropped by a Fallen Survivor.
Kill a Tank only with damage from the original Survivors.
Survive all campaigns on Expert.
Survive a campaign on Expert skill with Realism mode enabled.
