Sum of All Zeros
Down 45 Japanese Zeros in 'Black Cats'. (Solo only)
9/29/2009
5:48:45 PM
Ultra Rare 1.7%
Weapon of Minor Destruction
Kill no more than one zombie with a nuke. (Map Pack 2 only)
9/26/2009
2:19:11 PM
Very Rare 7.0%
Throw a Six and a Half
On Hardened or Veteran difficulty, complete a level without dying. (Solo only)
9/25/2009
3:44:20 PM
Very Rare 5.6%
Hardened War Hero
Complete the game on Hardened or Veteran difficulty. (Solo only)
9/24/2009
7:35:27 PM
Ultra Rare 3.7%
Bearing the Burden
Complete 'Downfall' on Veteran difficulty. (Solo only)
9/24/2009
7:35:22 PM
Ultra Rare 2.3%
For the Motherland
Complete 'Heart of the Reich' on Veteran difficulty. (Solo only)
9/23/2009
3:11:04 PM
Ultra Rare 2.3%
The Sun Sets
Complete 'Breaking Point' on Veteran difficulty. (Solo only)
9/22/2009
6:26:33 PM
Ultra Rare 2.6%
Blowtorch and Corkscrew
Complete 'Blowtorch and Corkscrew' on Veteran difficulty. (Solo only)
9/22/2009
4:54:08 PM
Ultra Rare 2.6%
Don't get cocky, kid
Survive the ADS Canon with over 50% Shield strength remaining
9/20/2009
11:18:24 AM
Very Rare 6.9%
Expert Dyno-Might
Kill three enemies with one explosion five times
9/20/2009
10:45:22 AM
Ultra Rare 4.8%
Look what I made!
A level you published was played by 5 or more people
9/20/2009
8:45:57 AM
Very Rare 7.7%