Complete the indicated task to unlock the achievement.

Achievement	How to unlock
28 Days Later... (10)	Survive for 28 consecutive days.
28 Weeks Later (10)	Survive a total of 28 weeks.
A Ghoul Fate (12)	Kill 50 ghouls.
A Small Fracture (10)	Kill 10 skeletons.
An Argent Crusade (10)	Kill 100 skeletons.
Automatic Fanatic (10)	Kill 100 enemies with the M16.
Berserker (10)	Kill 20 enemies before the instakill buff runs out.
Better Than Abu Hajaar (10)	Kill 100 enemies with the AK-47.
Big Spender (10)	Spend 4000 gold during one day.
Boned (10)	Kill 50 skeletons.
Build That Wall And Build It Strong.. (12)	Build a Large Barricade.
Buildin' A Sentry (10)	Build a Machine Gun Tower.
Can't See Us If We Don't Move (10)	Don't move and survive a night.
Can't Touch This (10)	Survive 10 nights in a row without taking any damage.
Catch Me If You Can (10)	Survive a night without taking any damage.
Close Enough Quarters (10)	Kill 50 enemies with the Shotgun.
Counter-Terrorists Win! (10)	Survive 10 nights in a row without using any other weapon than the M16.
Cowboy (10)	Kill 100 enemies with the Pistol.
Curiosity Killed The Cat (10)	Have one of each type of turrets active simultaneously.
Doomsday-Prepper (10)	Save up 7000 gold without spending anything.
Get Off My Lawn! (10)	Kill 100 enemies with the Shotgun.
Ghoul School (12)	Kill 10 ghouls.
Greed Is Good (10)	Survive 10 consecutive nights without spending any money.
Guerrilla Soldier (10)	Kill 50 enemies with the AK-47.
Gunslinger (10)	Kill 50 enemies with the Pistol.
Houston, We Have Lift Off! (10)	Kill 10 enemies with the Rocket Launcher.
I Hope I Don't Get Any Splinters (10)	Kill 10 enemies with the AK-47.
I'm a Rocket Man (10)	Kill 100 enemies with the Rocket Launcher.
If You Want Something Done Right, Do It Yourself (10)	Survive for 10 nights in a row without owning any buildings.
Ironman (10)	Take an accumulative damage of 1000 without dying.
It's No Silver Bullet But.. (10)	Kill an enemy with the instakill buff.
Just A Clock (10)	Kill 50 enemies with the Rocket Launcher.
Law And Order (10)	Kill 50 enemies with the M16.
Locked And Loaded (10)	Own all the weapons at the same time.
Marathon Runner (10)	Run 42.195 kilometres.
Never Judge A Book By It's Cover (12)	Kill 50 enemies with the UZI.
Nuke 'em! (10)	Survive 10 nights in a row without using any other weapon than the Rocket Launcher.
Ol' Betsy (10)	Survive 15 nights in a row without changing weapon.
Pistolero (10)	Kill 10 enemies with the Pistol.
Powering Up! (10)	Collect a total of 10 powerups.
Rule1... Cardio (10)	Run 10 kilometres.
Rules Are Meant To Be Broken (10)	Don't move and survive for 10 consecutive nights.
Run, Forest, Run! (10)	Run 100 kilometres.
Seven Days To Die (10)	Survive your first week.
SMG Master (10)	Survive 10 nights in a row without using any other weapon than the MP5.
Stay Down! (10)	Kill 10 enemies with the M16.
Straight Outta' Compton (12)	Kill 100 enemies with the UZI.
Subpar Machine Gun (17)	Kill 10 enemies with the MP5.
Sufficient Machine Gun (17)	Kill 50 enemies with the MP5.
Superior Machine Gun (17)	Kill 100 enemies with the MP5.
Superman (10)	Take an accumulative damage of 2000 without dying.
Survive The Night (10)	Survive your first night.
T.K's Wave (10)	Survive 10 nights in a row without using any other weapon than the Shotgun.
Terrific Technology (10)	Have 5 buildings alive at the same time.
Terrorists Win! (10)	Survive 10 nights in a row without using any other weapon than the AK-47.
The Exorcist (10)	Kill 50 necromancers.
The Whole Gang's Here (10)	Survive a night with all characters present.
This Is A Mile, Right? (10)	Run 1 mile... whatever that is?
This Is My Pistol. This Is My Gun. (10)	Survive 10 nights in a row without using any other weapon than the Pistol.
Thou Shalt Not Suffer A Witch To Live (10)	Kill 100 necromancers.
Top 1% of Willamette (17)	Kill 536 enemies.
Two Wild Weeks (10)	Survive for two week.
Unlimited Power! (10)	Collect a total of 50 powerups.
Using The UZI (12)	Kill 10 enemies with the UZI.
UZI, It Packs A Punch (10)	Survive 10 nights in a row without using any other weapon than the UZI.
We Need To Build A Wall (10)	Build a Tiny Barricade.
What A Waste Of Undead Flesh (10)	Kill 10 necromancers.
Who Needs Aiming? (10)	Kill 10 enemies with the Shotgun.
Witcher's Work (10)	Kill 100 ghouls.
You Won't Like Me When I'm Angry. (10)	Have three powerups active at the same time.