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