Survive all campaigns on Expert.
No Survivors take damage after contacting the rescue vehicle.
Stun a Tank with an explosion in the Crash Course campaign.
Kill all four Survivors in one life while playing as a Tank.
Pounce a Survivor for 25 points of damage in the Crash Course campaign.
Win a Versus campaign of Crash Course.
Dole out 5000 total Survivor damage as a Special Infected.
Cover four Survivors with Boomer bile at once.
Constrict two Survivors in one life as a Smoker.
Drag a Survivor 100 feet with your tongue.
As an Infected, incap a Survivor who has entered and left a safe room.
Single-handedly kill a Tank.
Headshot a Hunter while he's leaping.
Leave a safe room to save an incapped teammate and bring them back safely.
Survive a campaign without being incapacitated.
Survive any campaign on Expert.
Survive a campaign with no Survivors taking damage from Special Infected.
As a Tank hit 20 Survivors with a car in the Crash Course campaign.
Your team wipes all Survivors after the escape vehicle has opened in Crash Course.
Your team incapacitates three Survivors within five seconds in the Crash Course campaign.
All Survivors complete a campaign without being vomited on.
Survive the Crash Course Campaign.
Restart the generator within 30 seconds of it shutting off in the Crash Course campaign.
Kill a Witch with a single headshot.
Play an entire campaign with no Survivors taking friendly fire damage.
Sneak past all Witches in a campaign without disturbing one.
Revive 50 incapacitated Survivors.
Finish a campaign without ever being healed.
Kill a Witch without any Survivor taking damage from her.
Light a Witch with a Molotov.
Blow up 20 Infected in a single explosion.
Pounce two different Survivors in one life as a Hunter.
Save another Survivor from a Special Infected while on the ground.
Survive the Blood Harvest campaign.
Survive the Dead Air campaign.
Survive an entire campaign using only pistols.
Kill a Tank without it dealing any damage to a Survivor.
Heal 25 Survivors with a first aid kit.
Heal a fellow Survivor when your own health is below 10.
Survive the Death Toll campaign.
Give pain pills to 10 Survivors.
Beat a campaign with all 4 Survivors.
Light a Tank with a Molotov.
Set 101 Infected on fire.
Kill an Infected with a single blow from behind.
Punch a Hunter as he is pouncing.
Survive the No Mercy campaign.
Kill 10 Smokers as they are pulling helpless Survivors.
Protect any Survivor from an attacking Infected 50 times.
Rescue a Survivor trapped in a closet.
Shove a Boomer and then kill him without him splashing on anyone.
Make 100 headshot kills.
Free yourself from a Smoker who has grabbed you with his tongue.
You or another Survivor take no damage after being vomited on by a Boomer.
Rescue a Survivor from a Smoker's tongue before he takes damage.
Shove a Hunter off of a pinned and helpless Survivor.
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.
Kill 5,359 Infected in the Crash Course campaign.
Smoker pull a bile-covered Survivor until you hold him during Crash Course.
Kill 1000 Infected with a mounted machine gun.
Kill 53,595 Infected.
