Kill 53,595 Infected.
Unlocked: 29 Mar 2013 21:45:14
Red Mist
20Kill 1000 Infected with a mounted machine gun.
Unlocked: 28 Mar 2013 13:36:17
Dole out 5000 total Survivor damage as a Special Infected.
Unlocked: 28 Mar 2013 01:47:19
Untouchables
30No Survivors take damage after contacting the rescue vehicle.
Unlocked: 28 Mar 2013 00:32:32
Safety First
30All 4 Dead
30Kill all four Survivors in one life while playing as a Tank.
Unlocked: 27 Mar 2013 22:08:35
As an Infected, incap a Survivor who has entered and left a safe room.
Unlocked: 27 Mar 2013 22:02:15
Barf Bagged
20Cover four Survivors with Boomer bile at once.
Unlocked: 27 Mar 2013 21:24:30
Double Jump
20Pounce two different Survivors in one life as a Hunter.
Unlocked: 27 Mar 2013 21:19:32
Big Drag
20Drag a Survivor 100 feet with your tongue.
Unlocked: 27 Mar 2013 21:18:04
Chain Smoker
20Constrict two Survivors in one life as a Smoker.
Unlocked: 27 Mar 2013 21:18:01
Survive a campaign with no Survivors taking damage from Special Infected.
Unlocked: 27 Mar 2013 20:26:44
Man vs Tank
30Single-handedly kill a Tank.
Unlocked: 27 Mar 2013 19:33:56
Grim Reaper
15Survive the Blood Harvest campaign.
Unlocked: 27 Mar 2013 19:27:55
Survive all campaigns on Expert.
Unlocked: 27 Mar 2013 19:27:54
Back 2 Help
20Leave a safe room to save an incapped teammate and bring them back safely.
Unlocked: 27 Mar 2013 17:34:31
Dead Baron
15Survive the Dead Air campaign.
Unlocked: 27 Mar 2013 17:09:04
All Survivors complete a campaign without being vomited on.
Unlocked: 27 Mar 2013 16:24:50
Survive an entire campaign using only pistols.
Unlocked: 27 Mar 2013 14:08:02
Stand Tall
20Survive a campaign without being incapacitated.
Unlocked: 27 Mar 2013 14:08:02
Beat a campaign with all 4 Survivors.
Unlocked: 27 Mar 2013 14:07:53
Field Medic
20Heal 25 Survivors with a first aid kit.
Unlocked: 27 Mar 2013 14:01:43
Mercy Killer
15Survive the No Mercy campaign.
Unlocked: 27 Mar 2013 01:25:38
Helping Hand
20Jump Shot
20Headshot a Hunter while he's leaping.
Unlocked: 27 Mar 2013 00:41:42
Unbreakable
30Finish a campaign without ever being healed.
Unlocked: 27 Mar 2013 00:22:35
Sneak past all Witches in a campaign without disturbing one.
Unlocked: 26 Mar 2013 23:21:32
Ground Cover
30Save another Survivor from a Special Infected while on the ground.
Unlocked: 26 Mar 2013 23:11:16
Cr0wnd
30Kill a Witch with a single headshot.
Unlocked: 26 Mar 2013 22:51:35
Witch Hunter
20Kill a Witch without any Survivor taking damage from her.
Unlocked: 26 Mar 2013 22:47:52
Survive the Death Toll campaign.
Unlocked: 26 Mar 2013 22:24:53
Survive any campaign on Expert.
Unlocked: 26 Mar 2013 22:24:52
My Bodyguard
15Protect any Survivor from an attacking Infected 50 times.
Unlocked: 26 Mar 2013 22:08:54
Tankbusters
20Kill a Tank without it dealing any damage to a Survivor.
Unlocked: 26 Mar 2013 20:57:16
Spinal Tap
10Kill an Infected with a single blow from behind.
Unlocked: 26 Mar 2013 20:41:31
Blind Luck
20You or another Survivor take no damage after being vomited on by a Boomer.
Unlocked: 26 Mar 2013 19:35:30
Light a Witch with a Molotov.
Unlocked: 26 Mar 2013 19:10:43
Pharm-assist
20Give pain pills to 10 Survivors.
Unlocked: 26 Mar 2013 18:30:51
Kill 10 Smokers as they are pulling helpless Survivors.
Unlocked: 26 Mar 2013 18:30:23
Dead Stop
10Punch a Hunter as he is pouncing.
Unlocked: 26 Mar 2013 18:19:03
Light a Tank with a Molotov.
Unlocked: 26 Mar 2013 18:08:08
Hero Closet
10Rescue a Survivor trapped in a closet.
Unlocked: 26 Mar 2013 17:26:34
Brain Salad
15Make 100 headshot kills.
Unlocked: 26 Mar 2013 17:26:20
Free yourself from a Smoker who has grabbed you with his tongue.
Unlocked: 26 Mar 2013 17:09:57
Heal a fellow Survivor when your own health is below 10.
Unlocked: 26 Mar 2013 16:54:43
Clean Kill
10Shove a Boomer and then kill him without him splashing on anyone.
Unlocked: 26 Mar 2013 16:51:28
Shove a Hunter off of a pinned and helpless Survivor.
Unlocked: 26 Mar 2013 16:46:01
Rescue a Survivor from a Smoker's tongue before he takes damage.
Unlocked: 26 Mar 2013 16:32:48
Kill 5,359 Infected in the Crash Course campaign.
Unlocked: 29 Mar 2013 13:21:55
As a Tank hit 20 Survivors with a car in the Crash Course campaign.
Unlocked: 29 Mar 2013 01:00:12
Smash Hit
25Win a Versus campaign of Crash Course.
Unlocked: 28 Mar 2013 20:47:01
Truck Stop
35Your team wipes all Survivors after the escape vehicle has opened in Crash Course.
Unlocked: 28 Mar 2013 20:46:37
Wipefest
35Your team incapacitates three Survivors within five seconds in the Crash Course campaign.
Unlocked: 28 Mar 2013 20:12:37
Smoker pull a bile-covered Survivor until you hold him during Crash Course.
Unlocked: 28 Mar 2013 20:06:18
Pounce a Survivor for 25 points of damage in the Crash Course campaign.
Unlocked: 28 Mar 2013 20:00:25
Crash-proof
15Survive the Crash Course Campaign.
Unlocked: 28 Mar 2013 19:31:22
Quick Power
25Restart the generator within 30 seconds of it shutting off in the Crash Course campaign.
Unlocked: 28 Mar 2013 19:29:40
Tank Stumble
20Stun a Tank with an explosion in the Crash Course campaign.
Unlocked: 28 Mar 2013 19:28:15
Sacrifizzle
50As a Special Infected, incap someone who is trying to sacrifice themselves.
Unlocked: 28 Mar 2013 16:23:37
Complete "The Sacrifice".
Unlocked: 28 Mar 2013 15:11:18
Kill Bill
50Have Bill sacrifice himself for the team.
Unlocked: 28 Mar 2013 15:11:08
Kill a Special Infected with an exploding barrel.
Unlocked: 28 Mar 2013 14:23:36