Kill 53,595 Infected.
Unlocked: 31 Aug 2010 09:10:18
Jump Shot
20Headshot a Hunter while he's leaping.
Unlocked: 02 Jun 2010 19:29:53
Red Mist
20Kill 1000 Infected with a mounted machine gun.
Unlocked: 30 Sep 2009 23:11:09
Survive all campaigns on Expert.
Unlocked: 27 Jan 2009 05:27:40
Safety First
30Stand Tall
20Survive a campaign without being incapacitated.
Unlocked: 27 Jan 2009 02:37:52
Survive any campaign on Expert.
Unlocked: 26 Jan 2009 03:17:40
Survive a campaign with no Survivors taking damage from Special Infected.
Unlocked: 26 Jan 2009 03:17:39
Untouchables
30No Survivors take damage after contacting the rescue vehicle.
Unlocked: 26 Jan 2009 01:11:14
Man vs Tank
30Single-handedly kill a Tank.
Unlocked: 25 Jan 2009 23:13:37
All Survivors complete a campaign without being vomited on.
Unlocked: 25 Jan 2009 23:05:36
All 4 Dead
30Kill all four Survivors in one life while playing as a Tank.
Unlocked: 25 Jan 2009 22:23:17
Unbreakable
30Finish a campaign without ever being healed.
Unlocked: 29 Dec 2008 02:18:45
Survive an entire campaign using only pistols.
Unlocked: 27 Dec 2008 05:07:11
Sneak past all Witches in a campaign without disturbing one.
Unlocked: 27 Dec 2008 03:55:52
Dole out 5000 total Survivor damage as a Special Infected.
Unlocked: 26 Dec 2008 07:07:14
Big Drag
20Drag a Survivor 100 feet with your tongue.
Unlocked: 26 Dec 2008 06:16:08
Chain Smoker
20Constrict two Survivors in one life as a Smoker.
Unlocked: 26 Dec 2008 05:20:50
Helping Hand
20As an Infected, incap a Survivor who has entered and left a safe room.
Unlocked: 25 Dec 2008 07:19:57
Spinal Tap
10Kill an Infected with a single blow from behind.
Unlocked: 25 Dec 2008 05:52:46
Ground Cover
30Save another Survivor from a Special Infected while on the ground.
Unlocked: 25 Dec 2008 05:25:28
Barf Bagged
20Cover four Survivors with Boomer bile at once.
Unlocked: 25 Dec 2008 04:36:22
Double Jump
20Pounce two different Survivors in one life as a Hunter.
Unlocked: 25 Dec 2008 03:32:38
Grim Reaper
15Survive the Blood Harvest campaign.
Unlocked: 25 Dec 2008 01:02:24
Cr0wnd
30Kill a Witch with a single headshot.
Unlocked: 25 Dec 2008 00:48:08
Hero Closet
10Rescue a Survivor trapped in a closet.
Unlocked: 25 Dec 2008 00:04:55
Dead Baron
15Survive the Dead Air campaign.
Unlocked: 24 Dec 2008 23:56:44
Back 2 Help
20Leave a safe room to save an incapped teammate and bring them back safely.
Unlocked: 24 Dec 2008 22:50:29
Survive the Death Toll campaign.
Unlocked: 24 Dec 2008 22:27:22
Dead Stop
10Punch a Hunter as he is pouncing.
Unlocked: 24 Dec 2008 22:01:32
Clean Kill
10Shove a Boomer and then kill him without him splashing on anyone.
Unlocked: 24 Dec 2008 21:33:49
Kill 10 Smokers as they are pulling helpless Survivors.
Unlocked: 14 Dec 2008 04:07:07
Pharm-assist
20Give pain pills to 10 Survivors.
Unlocked: 11 Dec 2008 19:33:26
Field Medic
20Heal 25 Survivors with a first aid kit.
Unlocked: 11 Dec 2008 19:06:21
Mercy Killer
15Survive the No Mercy campaign.
Unlocked: 11 Dec 2008 18:46:28
Beat a campaign with all 4 Survivors.
Unlocked: 11 Dec 2008 18:46:03
Light a Tank with a Molotov.
Unlocked: 11 Dec 2008 18:43:33
Witch Hunter
20Kill a Witch without any Survivor taking damage from her.
Unlocked: 11 Dec 2008 17:47:30
Light a Witch with a Molotov.
Unlocked: 11 Dec 2008 17:13:17
My Bodyguard
15Protect any Survivor from an attacking Infected 50 times.
Unlocked: 09 Dec 2008 23:24:49
Tankbusters
20Kill a Tank without it dealing any damage to a Survivor.
Unlocked: 09 Dec 2008 23:09:01
Free yourself from a Smoker who has grabbed you with his tongue.
Unlocked: 09 Dec 2008 01:37:29
Blind Luck
20You or another Survivor take no damage after being vomited on by a Boomer.
Unlocked: 09 Dec 2008 01:30:01
Shove a Hunter off of a pinned and helpless Survivor.
Unlocked: 09 Dec 2008 01:25:57
Heal a fellow Survivor when your own health is below 10.
Unlocked: 09 Dec 2008 01:09:48
Brain Salad
15Make 100 headshot kills.
Unlocked: 09 Dec 2008 01:06:19
Rescue a Survivor from a Smoker's tongue before he takes damage.
Unlocked: 08 Dec 2008 21:18:29
Kill 5,359 Infected in the Crash Course campaign.
Unlocked: 18 Feb 2010 00:50:33
Wipefest
35Your team incapacitates three Survivors within five seconds in the Crash Course campaign.
Unlocked: 17 Feb 2010 22:04:48
As a Tank hit 20 Survivors with a car in the Crash Course campaign.
Unlocked: 17 Feb 2010 00:51:19
Pounce a Survivor for 25 points of damage in the Crash Course campaign.
Unlocked: 16 Feb 2010 02:36:49
Truck Stop
35Your team wipes all Survivors after the escape vehicle has opened in Crash Course.
Unlocked: 16 Feb 2010 02:06:29
Smoker pull a bile-covered Survivor until you hold him during Crash Course.
Unlocked: 16 Feb 2010 01:54:11
Smash Hit
25Win a Versus campaign of Crash Course.
Unlocked: 30 Sep 2009 05:32:50
Tank Stumble
20Stun a Tank with an explosion in the Crash Course campaign.
Unlocked: 29 Sep 2009 21:24:09
Crash-proof
15Survive the Crash Course Campaign.
Unlocked: 29 Sep 2009 20:25:29
Quick Power
25Restart the generator within 30 seconds of it shutting off in the Crash Course campaign.
Unlocked: 29 Sep 2009 20:21:05
Sacrifizzle
50As a Special Infected, incap someone who is trying to sacrifice themselves.
Unlocked: 19 Jan 2011 04:56:47
Kill a Special Infected with an exploding barrel.
Unlocked: 06 Oct 2010 23:56:01
Kill Bill
50Have Bill sacrifice himself for the team.
Unlocked: 06 Oct 2010 16:52:12
Complete "The Sacrifice".
Unlocked: 06 Oct 2010 16:52:10