Scorched Earth
Complete 'Burn 'em Out' on Veteran difficulty. (Solo only)
6/24/2009
4:14:37 AM
Ultra Rare 3.6%
Weapon of Minor Destruction
Kill no more than one zombie with a nuke. (Map Pack 2 only)
6/24/2009
1:44:54 AM
Very Rare 7.0%
The Hammer Strikes
Complete 'Their Land, Their Blood' on Veteran difficulty. (Solo only)
6/24/2009
1:14:27 AM
Ultra Rare 4.2%
The Sword Is Broken
Complete 'Hard Landing' on Veteran difficulty. (Solo only)
6/23/2009
7:35:49 PM
Very Rare 5.6%
Bloody Peleliu
Complete 'Little Resistance' on Veteran difficulty. (Solo only)
6/23/2009
2:57:35 PM
Very Rare 6.4%
Throw a Six and a Half
On Hardened or Veteran difficulty, complete a level without dying. (Solo only)
6/23/2009
2:33:52 PM
Very Rare 5.6%
Get Your Hands Dirty
Complete 'Semper Fi' on Veteran difficulty. (Solo only)
6/23/2009
2:33:46 PM
Very Rare 7.5%
Purple Heart
When staring into the face of adversity, show courage and persevere.
6/23/2009
2:15:39 PM
Rare 28.3%
Kamikaze
Complete a level on Regular difficulty or higher using only melee or grenades. (Solo only)
6/23/2009
1:52:34 PM
Ultra Rare 2.9%
Lights Out!
In 'Black Cats', blast out all of the spot lights in the Japanese cargo convoy. (Solo only)
6/23/2009
2:39:53 AM
Very Rare 6.2%
Get Your Right Foot Wet
Complete a match in Competitive Co-Op mode. (Online co-op only)
6/23/2009
2:33:23 AM
Rare 16.8%