- Death Cheat
Survive 5 minutes with health staying below 25%
- Dive Bomber
In one game dive jump through 10 Zombie Bombers causing them to detonate themselves
- Unseen
While cloaked, kill 250 zombies in one game
- Dyn-o-mite!
Achievement description available at game update
- Pyro
Set 250 zombies on fire with the incendary rounds in a single game
- Big Game
In one game, kill two bosses without killing any other zombie in between
- One Shot One Kill
Kill 250 zombies with the rage powerup in one game
- Double Duty
Achievement description available at game update
- Bad Move
Achievement description available at game update
- Boss Eliminator
Kill 50 bosses in one or more On-line coop games
- Time Traveler
Accumulate 90 seconds of Bullet Time in one single player game
- Itemizer
Pick up 250 powerups or items in one game
- Explosive Irony
Deal the killing blow to a Grenade Zombie with a grenade
- Rhylos' 50
Collect a total of 50 achievements
- Right-Hand Man
Get ghosts to kill 25 zombies in one streak while killing none yourself
- Victor
Kill all zombie boss types
- Resurrector
In an On-line Coop game, perform three revivals in a single game
- Back2Back
In an On-line Coop game, stay within reaching distance of another player while not taking damage for 30 seconds
- Wipeout
In Free Play or Survival, kill 100 zombies within the first 30 seconds of the game
- American Hero
Kill over 5000 zombies in one game
- Killstreak One
Reach a stats KillStreak of 1000 zombies
- Killstreak Two
Reach a stats KillStreak of 2000 zombies
- Killstreak Three
Reach a stats KillStreak of 3000 zombies
- Magnet
Collect 10 zombie-attracting Rammers in one game
- Molotov Grill
Pick only four perks: Fire Starter, Friendly Fire, Remote Detonator and Molotov, and detonate 12 molotov grenades
- No Guns
Kill 500 zombies with a melee weapon
- Free Man
Finish off a boss zombie with the crowbar
- Flak Jacket
Get hurt by and survive 10 Zombie Bomber explosions in one game
- Flasher
Kill 100 zombies stunned by flashbangs in one game
- Warming Up
Kill 10,000 zombies
- 2x9MM
In one game kill 2 bosses using the Dual Glocks
- Sustained
In an On-line Coop game, revive another player and make sure they do not receive any damage for 15 seconds afterwards
- Back To Life
In an On-line Coop game, perform your first revival
- TeleFrag
Perform 20 remote grenade detonations
- Fire Chief
Burn 800 zombies with the Flame Thrower
- Boss Eraser
Kill 10 bosses in one or more On-line coop games
- Execution
Kill at least 250 zombies using sentry guns
- Close Encounter
In an On-line Coop game, kill a boss with a melee weapon
- ColdBlooded
Survive for three attack waves in Barricade Mode without moving
- Team Red
Reach Wave 50 in an On-Line Barricade game
- Stopping Power
Kill 150 running zombies in a single game
- Team Elite
Reach Wave 40 in an On-Line Barricade game
- Organizer
Host and play an On-line Coop game
- Assaulted
Kill 7 machine gun bosses in one barricade game within the first 30 waves
- Team Soldier
Reach Wave 30 in an On-Line Barricade game
- Bullet Rain
Kill two Minigun zombie bosses within two minutes of each other
- Hat-trick
Achievement description available at game update
- Targeted
Kill 10 minigun bosses in one game
- Headhunters
In an On-line Coop game, kill 20 bosses with your team in a single game
- Team Recruit
Reach Wave 20 in an On-Line Barricade game
- Arms Dealer
Get at least one kill with ten non-melee weapon in one game
- Fenced
In an On-line Coop game, hold out until wave 21 in Factory Barricade
- Defused
Kill 3 grenade bosses in one barricade game within the first 20 waves
- Gunbarrel
Kill the minigun zombie boss
- Blockade
Survive for 15 attack waves in Barricade Mode
- Fortress
Survive for 10 attack waves in Barricade Mode
- Team Trainer
Reach Wave 10 in an On-Line Barricade game
- SpeedKiller
Kill any boss within 30 seconds of the boss appearing
- Bouncer
Survive 5 waves in Single Player Warehouse Barricade without the lower sentries firing a single shot
- Gunslinger
Complete any mission on 3 silver-star level using only the default Glock
- Efficiency
Kill at least 10 zombies with one grenade
- Ladies First
Kill 5 female zombies in one streak without killing a single male
- Horde
Kill 50 zombies within a ten second period