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Left 4 Dead Hints & Cheats

Hints and cheats provided by GameFAQs. Know something we don't?

Cheat Codes

  1. Developers Console Cheats

    At the main menu, select "Options," then "Keyboard/Mouse." Enable "Allow Developers Console." During gameplay, press "~" to access the console. Type in "Sv_Cheats 1" and press "Enter" to enable the cheats. Then, enter any one of the following:
    CheatEffect
    boomSpawns a active pipebomb under you.
    director_force_panicForces a panic event
    director_no_human_zombies 0/1Disables/enables controllable Boss Infected on any map
    director_no_mobs <1/0>No mob rushes
    director_panic_forever 0/1Enables/Disables never ending panics.
    director_stopShuts off all wanderers, mobs, specials, and bosses
    fireSpawns a lighted molotov right on the floor under you.
    firstpersonPlay in first person (default); this cheat is only necessary if thirdperson mode is enabled
    give ammoFull Ammunition
    give autoshotgunGives auto shotgun
    give first_aid_kitgives you first aid kit
    give gascangives gascan
    give healthgives full health
    give hunting_riflegives hunting rifle
    give molotovgives molotov
    give oxygentankgives oxygen tank
    give pain_pillsGives pain pills
    give pipe_bombgives pipebomb
    give pistolGet Pistol
    give propanetankgives propanetank
    give rifleGives you an Mk 47 (machine gun)
    godInvincibility
    noclipToggles No Clipping Mode
    retryYou can unlock achievements while using cheats (after entering sv_cheats 1, enter retry so that it will restart the game with the cheats on)
    sb_friendlyfire <1/0>Sets whether or not bots (and only bots) are allowed to do firendly fire damage
    sv_infinite_ammo 1Unlimited Ammunition
    thirdpersonSets the camera to be in third person mode.
    thirdpersonshoulderSets the camera to over-the-shoulder third person mode
    thirdperson_mayamodeSets the camera to be fixed in place while in either third person or third person shoulder mode. Enter once to turn on and enter again to turn off.
    tongue_range <#>(Default 750) Sets the maximum range of the smoker's tongue attack
    z_common_limitSets the maximum amount of regular zombies
    z_frustration_lifetime <#>Sets the number of seconds until the player loses control of the Tank from not attacking survivors
    z_healthChange Zombie Health
    z_spawn <bossname>spawns a special infected (infected names:hunter,boomer,smoker,witch,tank)
    z_spawn boomerSpawns boomer at location of crosshair
    z_spawn hunterSpawns hunter at location of crosshair
    z_spawn mobspawns a zombie horde
    z_spawn smokerSpawns smoker at location of crosshair
    z_spawn tankSpawns tank at location of crosshair
    z_spawn weapon_SMGGives you the SMG.
    z_spawn zombieSpawns 1 Zombie
    z_speedChange Zombie Speed
    z_tank_health <#>Sets the maximum health of the Tank
    z_witch_allow_change_victim <1/0>True/False setting that allows the witch to change targets instead or focus on the one survivor that alerted her first
    z_witch_burn_timeAmount of time before a burning Witch dies from fire (does not affect damage caused by fire)
    z_witch_damage <#>Sets the amount of damage a Witch's attack does.
    impulse 101Gives Ammo To Your Primary Weapon
    buddha 1just like god but you receive damage(sometimes if you are the only survivor left you can't receive damage from infected)
    z_pounce_damage Xamount of damage you want to do to survivors
    sb_give XXXXx= desired entity to give to your bot teammates (the console should give you a list)
    tongue_fly_speed Xx= amount of speed that you want for the smoker's tongue to fly
    z_pounce_door_damage Xx= desired amount of damage to pounce through doors
    sb_openfire or open_fire (console will tell)makes your bot teammates shoot nonstop
    Ent_RemoveRemoves All Bots
    VocalizeVocalizes/makes the player say anything like vocalize playereatpills
    ent_fire !self addoutput "gravity 0.10Enables low gravity jumps, falls, and pounces. (works for infected players)

Unlockables

  1. Achievements

    Complete each condition to get the allotted Achievement.
    How to UnlockUnlockable
    Kill 53,595 Infected.Zombie Genocidest
    Blow up 20 Infected in a single explosion.Pyrotechnician
    Survive a campaign firing no guns other than pistols.Akimbo Assassin
    Survive the Dead Air campaign.Dead Baron
    Light a Tank with a Molotov.Towering Inferno
    Headshot a Hunter while he's leaping.Jump Shot
    Set 101 Infected on fire.101 Cremations
    Survive the No Mercy campaign.Mercy Killer
    Beat a campaign with all 4 Survivors.No-One Left Behind
    You or another Survivor take no damage after being vomited on by a Boomer.Blind Luck
    Protect any Survivor from an attacking Infected 50 times.My Bodyguard
    Kill a Smoker who has grabbed you with his tongue.Tongue Twister
    Punch a Hunter as he is pouncing.Dead Stop
    Rescue a Survivor from a Smoker's tongue before he takes damage.Drag and Drop
    Kill a Witch with a single headshot.Cr0wnd
    No Survivors take damage after contacting the rescue vehicle.Untouchables
    Heal 25 Survivors with a first aid kit.Field Medic
    Give pain pills to 10 Survivors.Pharm-assist
    Revive 50 incapacitated Survivors.Helping Hand
    Rescue a Survivor trapped in a closet.Hero Closet
    Shove a Hunter off of a pinned and helpless Survivor.Hunter Punter
    Kill 10 Smokers as they are pulling helpless Survivors.No Smoking Section
    Sneak past all Witches in a campaign without disturbing one.Do Not Disturb
    Single-handedly kill a Tank.Man vs Tank
    Kill a Tank without it dealing any damage to a Survivor.Tankbusters
    Play through a campaign with no Survivors taking friendly fire damage.Safety First
    Beat a campaign without ever using a first aid kit on yourself.Unbreakable
    Kill a Witch without any Survivor taking damage from her.Witch Hunter
    Kill 1000 Infected with a mounted machine gun.Red Mist
    Heal a fellow Survivor when your own health is below 10.Dead Giveaway
    Save another Survivor from a Special Infected while on the ground.Ground Cover
    Shove a Boomer and then kill him without him splashing on anyone.Clean Kill
    Survive a campaign without being incapacitated.Stand Tall
    Leave a safe room to save an incapped teammate and bring them backBack 2 Help
    Survive any campaign on Impossible.Zombicidal Maniac
    Survive all campaigns on Impossible.What Are You Trying To Prove?
    Incapacitate a Survivor after he has entered and exited a safe room.Lamb 2 Slaughter
    Survive a campaign with no Survivors taking damage from Specials.Nothing Special
    Light a Witch with a Molotov.Burn the Witch
    Kill an Infected with a single blow from behind.Spinal Tap
    All Survivors complete a campaign without being vomited on.Stomach Upset
    Make 100 headshot kills.Brain Salad
    Survive the Death Toll campaign.Toll Collector
    Survive the Blood Harvest campaign.Grim Reaper
    Cover four Survivors with Boomer bile at once.Barf Bagged
    Drag a Survivor x distance with your tongue.Big Drag
    Constrict two Survivors on one life as a Smoker.Chain Smoker
    Pounce two different Survivors on one life as a Hunter.Double Jump
    Kill all four Survivors on one life as a Tank.All 4 Dead
    Dole out 5000 total Survivor damage as a Special Infected.Dead Wreckening
    Complete one round of Survival on The Last Stand.Last Stan
    Earn a Bronze medal in Survival mode on any official level.Bronze Mettle
    Earn a Silver medal in Survival mode on any official level.Silver Bullets
    Earn a Gold medal in Survival mode on any official level.Violence Is Golden
    Earn at least a Bronze medal on every official Survival level.Distinguished Survivor
    Earn at least a Silver medal on every official Survival level.Heroic Survivor
    Earn a Gold medal on every official Survival level.Legendary Survivor
  2. Crash Course Achievements

    Complete each condition to receive the achievements.
    How to UnlockUnlockable
    As A Tank hit 20 Survivors with a car in the Crash Course campaign.20 CAR PILE-UP
    Survive the Crash Course Campaign.CRASH-PROOF
    Pounce a Survivor for 25 points of damage in the Crash Course campaign.JUMPIN' JACK SMASH
    Restart the generator within 30 seconds of it shutting off.QUICK POWER
    Smoker pull a bile-covered Survivor until you hold him during Crash Course.SLIPPERY PULL
    Win a Versus campaign of Crash Course.SMASH HIT
    Stun a Tank with an explosion in the Crash Course campaign.TANK STUMBLE
    Kill 5,359 Infected in the Crash Course campaign.THE LITTLEST GENOCIDE
    Your team wipes all Survivors after the escape vehicle has opened in Crash Course.TRUCK STOP
    Your team incapacitates three Survivors within five seconds.WIPEFEST

Walkthroughs & FAQs

Hints & FAQs provided courtesy of GameFAQs.

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