Here is the full list of all 31 Zombie Kill of the Week - there are Reborn achievements.
Go see your friends!
And still going?
Get promoted to rank 30.
You have wasted 5 hours of your life.
Get 5 meats in a single game from the fridge.
Own atleast 5000$ in one match
Find the fridge and make it disappear. Repeat 3 times.
Slaughter 10 000 zombies in total.
Get a shotgun, and make 20 zombies crawl in front of you.
Get yourself killed with a grenade. Dumbass.
Help your friend in need.
Encounter all 3 tanks, and get them killed.
Slaughter 5000 zombies in total.
Open all areas in a single match.
Get the GiGaGirlGannon, and kill 10 zombies within 10 seconds.
Kill 15 zombies with a katana, and 25 with saw in one match.
Slice 53 zombies in one match.
Survive 4 minutes in Arise. (Challenge mode)
You have played ZKW for an hour.
Survive 4 minutes in Night At The Mall. (Challenge mode)
Survive 4 minutes in RedSnow. (Challenge mode)
Survive 4 minutes in Area 73. (Challenge mode)
Survive 4 minutes in Homerun. (Challenge mode)
Survive 4 minutes in Abandoned Hospital. (Challenge mode)
Stand still for 30 seconds, wondering about your life.
Fight your way to round 20.
Get promoted to rank 10.
Grill 50 zombies with flame in a single match.
Kill the zombie bear before he takes your money.
Get 100 headshots in one match.
Zombies are not ment to fly.