- 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
- 2x9MM
In one game kill 2 bosses using the Dual Glocks
- 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
- 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
- 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
- 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
- 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
- Frontman
Reach wave 21 on the Asylum map without moving below the top barricade
- Sweeper
Reach wave 31 on Asylum without moving below the middle barricade and staying above the top barricade until wave 21
- Defender
Reach wave 41 on Asylum, staying above the top barricade until wave 21 and above the middle barricade until wave 31
- Dont Disturb
Kill 3 Grenade Bosses in one game on Cemetery Free Play without using any grenades during the game
- Rest In Peace
Kill 6 Grenade Bosses in one game on Cemetery Free Play without using any grenades during the game
- Team Red
Reach Wave 50 in an On-Line Barricade game
- Extinguisher
Pick Firestarter and Spark and kill 1000 burning zombies in one game with the Steam Hammer
- Firefighter
Kill 250 burning zombies with an axe in one game
- Planting Seeds
Have 20 simultaneously active mines on The Field barricade map
- Big Harvest
Kill 500 Big Boy zombies on the The Field barricade map in one game
- Immolation
On The Field barricade map use the flamethrower to reach a 1000 killstreak without taking any damage
- Vaporized
Kill 7 bosses with the Steam Hammer in one game without taking any damage
- Messy
Kill 1000 zombies with a Jack Hammer with only the Messy and the Powerup Hook perks and without taking any damage
- Boss Obliterator
Kill 250 bosses in one or more On-line coop games
- Double Duty
Achievement description available at game update
- Necromancer
Achievement description available at game update
- Hat-trick
Achievement description available at game update
- Dyn-o-mite!
Achievement description available at game update
- Bad Move
Achievement description available at game update
- Afraid of the Dark
Achievement description available at game update
- Popcorn Party
Achievement description available at game update
- Slow Death
Updating
- Go-Getter
Updating
- Ignition
Updating