Unlocked: May 7, 2012 2:41pm
Victor
Kill all zombie boss types
Unlocked: May 8, 2012 4:39am
Survivor
Survive for more than 2 minutes in survival mode
Unlocked: May 7, 2012 2:08pm
Explosive Irony
Deal the killing blow to a Grenade Zombie with a grenade
Unlocked: May 7, 2012 2:32pm
Horde
Kill 50 zombies within a ten second period
Unlocked: May 7, 2012 2:49pm
Stopping Power
Kill 150 running zombies in a single game
Unlocked: May 7, 2012 11:46pm
Execution
Kill at least 250 zombies using sentry guns
Unlocked: May 10, 2012 1:13pm
American Hero
Kill over 5000 zombies in one game
Unlocked: May 7, 2012 3:34pm
Magnet
Collect 10 zombie-attracting Rammers in one game
Unlocked: May 7, 2012 3:23pm
Efficiency
Kill at least 10 zombies with one grenade
Unlocked: May 7, 2012 2:05pm
Guardian
Complete the Point Defense mission
Unlocked: May 7, 2012 1:44pm
Untouchable
Complete any mission without taking any zombie damage
Unlocked: May 8, 2012 12:26am
Collector
Collect at least 20 perks in a single game
Unlocked: May 8, 2012 3:10am
Weapons Expert
Get Dexterity, Intensity, Accuracy, Heavy Ammo, Improved Loadout then get 1000 kills
Unlocked: May 7, 2012 2:36pm
Arms Dealer
Get at least one kill with ten non-melee weapon in one game
Unlocked: May 8, 2012 2:05am
Fortress
Survive for 10 attack waves in Barricade Mode
Unlocked: May 8, 2012 2:09am
Blockade
Survive for 15 attack waves in Barricade Mode
Unlocked: May 7, 2012 2:39pm
Ladies First
Kill 5 female zombies in one streak without killing a single male
Unlocked: May 11, 2012 2:19pm
Right-Hand Man
Get ghosts to kill 25 zombies in one streak while killing none yourself
Unlocked: May 8, 2012 2:02am
Bouncer
Survive 5 waves in Single Player Warehouse Barricade without the lower sentries firing a single shot
Unlocked: May 8, 2012 1:55am
Flak Jacket
Get hurt by and survive 10 Zombie Bomber explosions in one game
Unlocked: May 7, 2012 2:28pm
Well Supplied
Explode 3 propane gas tanks within a 10-second period
Unlocked: May 8, 2012 12:21am
Unseen
While cloaked, kill 250 zombies in one game
Unlocked: May 7, 2012 1:54pm
SpeedKiller
Kill any boss within 30 seconds of the boss appearing
Unlocked: May 7, 2012 3:35pm
Resurrector
In an On-line Coop game, perform three revivals in a single game
Unlocked: May 7, 2012 2:48pm
Perforator
Get the minigun and kill 50 zombies with it inside 9 seconds
Unlocked: May 8, 2012 4:05am
Held The Line
Reach Wave 8 in Bridge Barricade mode
Unlocked: May 7, 2012 2:35pm
Gunbarrel
Kill the minigun zombie boss
Unlocked: May 8, 2012 4:07am
2x9MM
In one game kill 2 bosses using the Dual Glocks
Unlocked: May 7, 2012 3:28pm
Sustained
In an On-line Coop game, revive another player and make sure they do not receive any damage for 15 seconds afterwards
Unlocked: May 7, 2012 3:08pm
Back To Life
In an On-line Coop game, perform your first revival
Unlocked: May 8, 2012 2:13am
Fenced
In an On-line Coop game, hold out until wave 20 in Barricade mode
Unlocked: May 8, 2012 1:39am
Headhunters
In an On-line Coop game, kill 20 bosses with your team in a single game
Unlocked: May 7, 2012 3:36pm
Organizer
Host and play an On-line Coop game
Unlocked: May 8, 2012 2:21am
Machinist
In an On-line Coop game, upgrade a sentry gun to a weapon station
Unlocked: May 8, 2012 1:14am
Accuracy Expert
In an On-line coop game, play as the Sniper and deliver the killing blow to 10 bosses using the M107 in a single game
Unlocked: May 7, 2012 11:59pm
Bullet Rain
Kill two Minigun zombie bosses within two minutes of each other
Unlocked: May 8, 2012 2:11am
Killstreak One
Reach a stats KillStreak of 1000 zombies
Unlocked: Dec 6, 2012 3:54am
Fifteen Minutes In Jail
Survive for 15 minutes on the Prison barricade map
Unlocked: Dec 6, 2012 3:39am
Warming Up
Kill 10,000 zombies
Unlocked: Dec 6, 2012 3:51am
Defused
Kill 3 grenade bosses in one barricade game within the first 20 waves
Payback
Take 2500 zombies down with you using the Vengeance perk
No Guns
Kill 500 zombies with a melee weapon
Cover
Kill 25 zombies while remaining inside one Turbine area
Free Man
Finish off a boss zombie with the crowbar
Butcher
Get 10 zombies sucked into one Meat Grinder
Fire Chief
Burn 800 zombies with the Flame Thrower
Stronghold
Kill 100 zombies in Survival Mode without moving from start of game
Runner
Run a marathon length 26 miles/42 kms
TeleFrag
Perform 20 remote grenade detonations
Tough Guy
Kill 1000 zombies in any single game without ever picking a perk
Winner
Complete all the story missions
Moths to the Flame
Set fire to 50 zombies that are being attracted by a Rammer in a single game
Absolute
Kill 250000 zombies
All 4 Deadly
Get Fire Team, Mirror Image and Wild Bunch, then get a ghost pickup
Armory
Get Stronghold, Regeneration, Armor, Counterblow, Aftershock then survive 10 minutes
Demolitions Expert
Get Shrapnel and Remote Detonator then use 10 grenades in one game
Grenadier
Get Shrapnel and Midair Trigger then get 500 kills with the grenade launcher
Boss Hunter
Get Friendly Fire, Mano a Mano and Boss Power then kill 5 bosses in one game
ColdBlooded
Survive for three attack waves in Barricade Mode without moving
Breather
Pick up health then survive 25 seconds in Free Play without damage or firing a single shot
Gut Buster
Decapitate 100 Big Boy zombies in a single game
Too Close For Comfort
Kill 25 Bombers with a Steam Hammer in one game while staying outside their explosion range
Chain Reaction
Pick up Friendly Fire and use a Zombie Bomber's explosion to kill two more nearby bombers
Dive Bomber
In one game dive jump through 10 Zombie Bombers causing them to detonate themselves
Itemizer
Pick up 250 powerups or items in one game
One Trick Killer
Survive for 15 minutes in a Free Play or Barricade game by only picking one perk and one new weapon
Thinning The Horde
Kill 1,000,000 zombies
Flatliner
Bring yourself back to full health after nearly dying with Last Breath
Rhylos' 50
Collect a total of 50 achievements
Death Cheat
Survive 5 minutes with health staying below 25%
Not Addicted
Pick up 10 health power-ups in one game when your health is at 100%
LockDown
Reach wave 2 in warehouse barricade without any zombie breaching the fence perimeter
Back2Back
In an On-line Coop game, stay within reaching distance of another player while not taking damage for 30 seconds
Ton Of Bullets
Fire 10000 bullets in Free Play, Barricade or Survival mode while not receiving any zombie damage
Pushover
In one game, kick a zombie after that same zombie hurt you and repeat 20x
Warlord
Complete all missions at 5 bronze-star difficulty
Gunslinger
Complete any mission on 3 silver-star level using only the default Glock
Walker
Complete the Walker mission on any silver or gold star level
DOA
Engage DOA mode in single player Free Play, then kill 50 zombies during a single DOA ghost powerup
Flasher
Kill 100 zombies stunned by flashbangs in one game
Pyro
Set 250 zombies on fire with the incendary rounds in a single game
One Shot One Kill
Kill 250 zombies with the rage powerup in one game
Merc
Complete all missions on 5 silver-star level
Top Dog
Complete all missions on 5 gold-star level
Close Encounter
In an On-line Coop game, kill a boss with a melee weapon
Molotov Grill
Pick only four perks: Fire Starter, Friendly Fire, Remote Detonator and Molotov, and detonate 12 molotov grenades
Big Game
In one game, kill two bosses without killing any other zombie in between
Time Traveler
Accumulate 90 seconds of Bullet Time in one single player game
Shock Expert
In an On-line coop game, play as the Scout and detonate 5 flash bangs in a single game
Resurgency Expert
In an On-line coop game, play as the Medic and revive team members 15 times in a single game
Explosives Expert
In an On-line coop game, play as the Gunner and detonate 50 explosives (grenades, dynamite) in a single game
Maximum
From the start of a game, kill at least one of each zombie boss type while not dropping your health below 100%
Running On Empty
From the start of a game, survive for 15 minutes without holding or picking up any grenades
Boogeyman
Survive for 15 waves on The Farm barricade map
Boogeymonster
Survive for 30 waves on The Farm barricade map
Pinpoint
In a single FreePlay game, survive for 5 minutes without your stats accuracy dropping below 50%
Killstreak Two
Reach a stats KillStreak of 2000 zombies
Killstreak Three
Reach a stats KillStreak of 3000 zombies
Superior
Kill 500,000 zombies
Extermination
Kill 750,000 zombies
Hidden
Survive for the first 5 minutes in Survival mode without taking any damage
Endure
Kill 1000 zombies in a single Survival game
Immortal
Survive for 10 minutes in a single Survival game
Red 101
Collect 100 Nation Red achievements
Collateral
In a Free Play or Barricade game, choose the Friendly Fire perk and use the M107 to kill 50 suicide bombers
Wipeout
In Free Play or Survival, kill 100 zombies within the first 30 seconds of the game
Thirty Minutes In Jail
Survive for 30 minutes on the Prison barricade map
Bucket Of Nails
Without receiving any damage from the start of a game, pick up a nailgun and fire 5000 nails
Atomic
In one game, kill 5000 zombies using any type of explosion
Slaughter
Kill 100,000 zombies
Butchered
Kill 5 butcher bosses in one barricade game within the first 25 waves
Assaulted
Kill 7 machine gun bosses in one barricade game within the first 30 waves
Targeted
Kill 10 minigun bosses in one game
Keeper
Reach wave 15 on The Farm map without any damage to the scarecrow
