Left 4 Dead
2,672
(1,500)

Left 4 Dead

4.2 out of 5 from 12333 votes
 

There are a maximum of 65 Left 4 Dead achievements (50 without DLC) worth 2,672 (1,500)

112,435 tracked gamers have this game, 6,529 have completed it (5.81%) | 613 want to boost

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Left 4 Dead Achievements

Helping Hand

View guide to getting this achievementHelping Hand29 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time. Revive 50 incapacitated Survivors.

Field Medic

View guide to getting this achievementField Medic27 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time. Heal 25 Survivors with a first aid kit.

Pharm-assist

View guide to getting this achievementPharm-assist27 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time. Give pain pills to 10 Survivors.

My Bodyguard

View guide to getting this achievementMy Bodyguard16 (15)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time. Protect any Survivor from an attacking Infected 50 times.

Dead Stop

View guide to getting this achievementDead Stop12 (10)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Punch a Hunter as he is pouncing.

Cr0wnd

View guide to getting this achievementCr0wnd45 (30)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Kill a Witch with a single headshot.

Untouchables

View guide to getting this achievementUntouchables74 (30)

1 gamer needs helpOnline/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements. No Survivors take damage after contacting the rescue vehicle.

Drag and Drop

View guide to getting this achievementDrag and Drop21 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Rescue a Survivor from a Smoker's tongue before he takes damage.

Blind Luck

View guide to getting this achievementBlind Luck21 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. You or another Survivor take no damage after being vomited on by a Boomer.

Akimbo Assassin

View guide to getting this achievementAkimbo Assassin41 (30)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Survive an entire campaign using only pistols.

Hero Closet

View guide to getting this achievementHero Closet11 (10)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Rescue a Survivor trapped in a closet.

Hunter Punter

View guide to getting this achievementHunter Punter11 (10)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Shove a Hunter off of a pinned and helpless Survivor.

Tongue Twister

View guide to getting this achievementTongue Twister21 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Free yourself from a Smoker who has grabbed you with his tongue.

No Smoking Section

View guide to getting this achievementNo Smoking Section17 (15)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time. Kill 10 Smokers as they are pulling helpless Survivors.

101 Cremations

View guide to getting this achievement101 Cremations23 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time. Set 101 Infected on fire.

Do Not Disturb

View guide to getting this achievementDo Not Disturb29 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Sneak past all Witches in a campaign without disturbing one.

Man vs Tank

View guide to getting this achievementMan vs Tank53 (30)

1 gamer needs helpOnline/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Single-handedly kill a Tank.

Tankbusters

View guide to getting this achievementTankbusters21 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Kill a Tank without it dealing any damage to a Survivor.

Safety First

View guide to getting this achievementSafety First61 (30)

1 gamer needs helpOnline/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Play an entire campaign with no Survivors taking friendly fire damage.

No-one Left Behind

View guide to getting this achievementNo-one Left Behind22 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Beat a campaign with all 4 Survivors.

Unbreakable

View guide to getting this achievementUnbreakable50 (30)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements. Finish a campaign without ever being healed.

Witch Hunter

View guide to getting this achievementWitch Hunter24 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Kill a Witch without any Survivor taking damage from her.

Red Mist

View guide to getting this achievementRed Mist42 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time. Kill 1000 Infected with a mounted machine gun.

Pyrotechnician

View guide to getting this achievementPyrotechnician22 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Blow up 20 Infected in a single explosion.

Zombie Genocidest

View guide to getting this achievementZombie Genocidest61 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time.Time Consuming - These achievements require at least 20 hours of play time to obtain. Kill 53,595 Infected.

Dead Giveaway

View guide to getting this achievementDead Giveaway12 (10)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Heal a fellow Survivor when your own health is below 10.

Stand Tall

View guide to getting this achievementStand Tall27 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements. Survive a campaign without being incapacitated.

Zombicidal Maniac

View guide to getting this achievementZombicidal Maniac68 (30)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Difficulty Specific - These achievements require that the game be played on a certain difficulty level. Survive any campaign on Expert.

What Are You Trying to Prove?

View guide to getting this achievementWhat Are You Trying to Prove?104 (35)

4 gamers need helpOnline/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Difficulty Specific - These achievements require that the game be played on a certain difficulty level. Survive all campaigns on Expert.

Nothing Special

View guide to getting this achievementNothing Special83 (30)

2 gamers need helpOnline/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Survive a campaign with no Survivors taking damage from Special Infected.

Burn the Witch

View guide to getting this achievementBurn the Witch12 (10)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Light a Witch with a Molotov.

Towering Inferno

View guide to getting this achievementTowering Inferno11 (10)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Light a Tank with a Molotov.

Spinal Tap

View guide to getting this achievementSpinal Tap12 (10)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Kill an Infected with a single blow from behind.

Stomach Upset

View guide to getting this achievementStomach Upset40 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements. All Survivors complete a campaign without being vomited on.

Brain Salad

View guide to getting this achievementBrain Salad16 (15)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time. Make 100 headshot kills.

Jump Shot

View guide to getting this achievementJump Shot27 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements. Headshot a Hunter while he's leaping.

Mercy Killer

View guide to getting this achievementMercy Killer17 (15)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Main Storyline - These achievements are gained automatically by progressing through the main game mode. Survive the No Mercy campaign.

Back 2 Help

View guide to getting this achievementBack 2 Help28 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Leave a safe room to save an incapped teammate and bring them back safely.

Toll Collector

View guide to getting this achievementToll Collector18 (15)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Main Storyline - These achievements are gained automatically by progressing through the main game mode. Survive the Death Toll campaign.

Dead Baron

View guide to getting this achievementDead Baron18 (15)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Main Storyline - These achievements are gained automatically by progressing through the main game mode. Survive the Dead Air campaign.

Grim Reaper

View guide to getting this achievementGrim Reaper18 (15)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Main Storyline - These achievements are gained automatically by progressing through the main game mode. Survive the Blood Harvest campaign.

Ground Cover

View guide to getting this achievementGround Cover38 (30)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Save another Survivor from a Special Infected while on the ground.

Clean Kill

View guide to getting this achievementClean Kill12 (10)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Shove a Boomer and then kill him without him splashing on anyone.

Big Drag

View guide to getting this achievementBig Drag31 (20)

1 gamer needs helpOnline/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Drag a Survivor 100 feet with your tongue.

Chain Smoker

View guide to getting this achievementChain Smoker28 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Constrict two Survivors in one life as a Smoker.

Barf Bagged

View guide to getting this achievementBarf Bagged33 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Cover four Survivors with Boomer bile at once.

Double Jump

View guide to getting this achievementDouble Jump27 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Pounce two different Survivors in one life as a Hunter.

All 4 Dead

View guide to getting this achievementAll 4 Dead58 (30)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Kill all four Survivors in one life while playing as a Tank.

Dead Wreckening

View guide to getting this achievementDead Wreckening33 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time. Dole out 5000 total Survivor damage as a Special Infected.

Lamb 2 Slaughter

View guide to getting this achievementLamb 2 Slaughter37 (20)

1 gamer needs helpOnline/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. As an Infected, incap a Survivor who has entered and left a safe room.

Add-on: Crash Course

Crash Course
534
(250)

Crash Course

Xbox LIVE Store

34,032 tracked gamers have this dlc pack

There are a maximum of 10 achievements worth 534 (250)

There is 1 review

Crash-proof

View guide to getting this achievementCrash-proof23 (15)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Main Storyline - These achievements are gained automatically by progressing through the main game mode. Survive the Crash Course Campaign.

Quick Power

View guide to getting this achievementQuick Power41 (25)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Time Sensitive - These achievements can be obtained by playing the game or performing actions at certain times or within a time limit. Restart the generator within 30 seconds of it shutting off in the Crash Course campaign.

The Littlest Genocide

View guide to getting this achievementThe Littlest Genocide61 (25)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time. Kill 5,359 Infected in the Crash Course campaign.

Smash Hit

View guide to getting this achievementSmash Hit56 (25)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Win a Versus campaign of Crash Course.

Truck Stop

View guide to getting this achievementTruck Stop82 (35)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Your team wipes all Survivors after the escape vehicle has opened in Crash Course.

20 Car Pile-up

View guide to getting this achievement20 Car Pile-up34 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Cumulative - These achievements are obtained by repeatedly performing a single action over time.Buggy - - These achievements may unlock after the requirements have been met or not at all. As a Tank hit 20 Survivors with a car in the Crash Course campaign.

Jumpin' Jack Smash

View guide to getting this achievementJumpin' Jack Smash60 (25)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Pounce a Survivor for 25 points of damage in the Crash Course campaign.

Slippery Pull

View guide to getting this achievementSlippery Pull64 (25)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Smoker pull a bile-covered Survivor until you hold him during Crash Course.

Tank Stumble

View guide to getting this achievementTank Stumble38 (20)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Stun a Tank with an explosion in the Crash Course campaign.

Wipefest

View guide to getting this achievementWipefest74 (35)

Online/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Time Sensitive - These achievements can be obtained by playing the game or performing actions at certain times or within a time limit. Your team incapacitates three Survivors within five seconds in the Crash Course campaign.

Add-on: The Sacrifice

The Sacrifice
549
(250)

The Sacrifice

Xbox LIVE Store

10,082 tracked gamers have this dlc pack

There are a maximum of 5 achievements worth 549 (250)

There are 2 reviews

Supreme Sacrifice

View guide to getting this achievementSupreme Sacrifice92 (50)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.Main Storyline - These achievements are gained automatically by progressing through the main game mode. Complete "The Sacrifice".

Kill Bill

View guide to getting this achievementKill Bill97 (50)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Have Bill sacrifice himself for the team.

Barrel Rolled

View guide to getting this achievementBarrel Rolled114 (50)

Online/Offline - These achievements can be obtained in either an online or offline mode.Single Player - These achievements can be obtained using a single controller.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers. Kill a Special Infected with an exploding barrel.

Chaos Generator

View guide to getting this achievementChaos Generator120 (50)

Online/Offline - These achievements can be obtained in either an online or offline mode.Cooperative + - These achievements can be obtained using two or more controllers/profiles and both players will earn the achievement if both players have met the requirements.Versus - These achievements can be obtained in a face off game mode using one or more controllers.3+ Players Required - These achievements require between three to five participating players in order for anyone to obtain it. Have all 3 generators running at once in "The Sacrifice" finale.

Sacrifizzle

View guide to getting this achievementSacrifizzle126 (50)

1 gamer needs helpOnline/Offline - These achievements can be obtained in either an online or offline mode.Versus - These achievements can be obtained in a face off game mode using one or more controllers. As a Special Infected, incap someone who is trying to sacrifice themselves.