- Guardian Angel
In the final battle for Okinawa, save Sergeant Roebuck. (Solo or co-op)
23 September 2009 - 3 guides
- Lights Out!
In 'Black Cats', blast out all of the spot lights in the Japanese cargo convoy. (Solo only)
23 September 2009 - 2 guides
- Blue Ribbon
Complete a 4-player Competitive Co-Op match in 1st place over Xbox LIVE. (Online co-op only)
07 September 2009 - 9 guides
- Grave Robber
Collect all Death Cards in the game. (Solo only)
06 April 2009 - 5 guides
- It’s All about Prestige
Take the leap - Prestige for the first time. (Online multiplayer only)
12 February 2009 - 2 guides
- Rough Economy
Kill 3 enemies with a single bullet. (Solo or co-op)
27 January 2009 - 11 guides
- The Professional
Shoot all of Amsel's henchmen, including their attack dog, without reloading. (Solo only)
26 January 2009 - 9 guides
- Firestarter
Complete a mission using only the flamethrower. Melee, grenades & explosives are OK. (Solo or co-op)
26 January 2009 - 3 guides
- Get Your Hands Dirty
Complete 'Semper Fi' on Veteran difficulty. (Solo only)
21 January 2009 - 2 guides
- Purple Heart
When staring into the face of adversity, show courage and persevere.
21 January 2009 - 7 guides
- Get Your Right Foot Wet
Complete a match in Competitive Co-Op mode over Xbox LIVE. (Online co-op only)
13 January 2009 - 1 guide
- Shot in the Dark
Kill 10 enemies while the lights are out in the subway in 'Eviction'. (Solo or co-op)
13 January 2009 - 2 guides
- War Hero
Complete the game on any difficulty. (Solo only)
26 November 2008 - 1 guide
- Stabbed in the Heart
Complete all missions on the Eastern Front on any difficulty setting. (Solo only)
26 November 2008 - 2 guides
- The Last Stand
Survive the land and air conflict surrounding Okinawa on any difficulty. (Solo only)
25 November 2008 - 1 guide
- Mortar-dom
Kill 8 Japanese with thrown mortars in 'Breaking Point'. (Solo or co-op)
25 November 2008 - 3 guides
- Stormed Peleliu
Establish a beachhead on the island of Peleliu on any difficulty. (Solo only)
25 November 2008 - 1 guide
- Snake in the Grass
Take out a Japanese soldier while he is lying in wait in the grass. (Solo or co-op)
24 November 2008 - 4 guides
- No Safe Place
Burn an enemy out of a tree with the flamethrower in 'Hard Landing' (Solo or co-op)
11 November 2008 - 3 guides
- Weapon of Mass Destruction
Radio in a naval bombardment that kills at least 4 Japanese soldiers. (Solo or co-op)
11 November 2008 - 5 guides
- Close Shave
Survive a Banzai attack. (Solo only)
11 November 2008 - 4 guides
- Carlson's Raiders
Complete 'Semper Fi' on any difficulty. (Solo only)
11 November 2008 - 1 guide
- Saved Private Ryan
Save the soldier before he burns to death. (Solo or co-op)
11 November 2008 - 4 guides
- Get Your Left Foot Wet
Complete a match in Campaign Co-Op mode over Xbox LIVE. (Online co-op only)
11 November 2008 - 1 guide
- Bloody Peleliu
Complete 'Little Resistance' on Veteran difficulty. (Solo only)
Locked - 2 guides
- The Sword Is Broken
Complete 'Hard Landing' on Veteran difficulty. (Solo only)
Locked - 1 guide
- Architect
Complete 'Vendetta' on Veteran difficulty. (Solo only)
Locked - 1 guide
- The Hammer Strikes
Complete 'Their Land, Their Blood' on Veteran difficulty. (Solo only)
Locked - 2 guides
- Scorched Earth
Complete 'Burn`em Out' on Veteran difficulty. (Solo only)
Locked - 5 guides
- Fearless
Complete 'Relentless' on Veteran difficulty. (Solo only)
Locked - 3 guides
- Hell on Wheels
Complete 'Blood and Iron' on Veteran difficulty. (Solo only)
Locked - 4 guides
- No Return
Complete 'Ring of Steel' on Veteran difficulty. (Solo only)
Locked - 1 guide
- Ruthless
Kill 15 enemies while mounted on a tank in 'Ring of Steel'. (Solo or co-op)
Locked - 3 guides
- When It Rains, It Pours
Complete 'Eviction' on Veteran difficulty. (Solo only)
Locked - 2 guides
- One Bad Gato
Complete 'Black Cats' on Veteran difficulty. (Solo only)
Locked - 4 guides
- The Sum of All Zeros
Down 45 Japanese Zeros in 'Black Cats'. (Solo only)
Locked - 10 guides
- Blowtorch & Corkscrew
Complete 'Blowtorch & Corkscrew' on Veteran difficulty. (Solo only)
Locked - 4 guides
- Setting of the Sun
Complete 'Breaking Point' on Veteran difficulty. (Solo only)
Locked - 4 guides
- For the Motherland
Complete 'Heart of the Reich' on Veteran difficulty. (Solo only)
Locked - 13 guides
- Bearing the Burden
Complete 'Downfall' on Veteran difficulty. (Solo only)
Locked - 3 guides
- Kamikaze
Complete any level on Regular difficulty or higher using only melee and grenades. (Solo only)
Locked - 6 guides
- Throw a Six and a Half
On Hardened or Veteran difficulty, complete a level without dying. (Solo only)
Locked - 6 guides
- Hardened War Hero
Complete the game on Hardened or Veteran difficulty. (Solo only)
Locked - 4 guides
- Go Get Some Sun
Achieve the highest level of Prestige. (Multiplayer only)
Locked - 12 guides
- Weapon of Minor Destruction
Kill no more than one zombie with a nuke. (Map Pack 2 only)
Unlocked offline - 4 guides
- Deadhead
Get 150 zombie headshots in a single game. (Map Pack 2 only)
23 August 2009 - 7 guides
- It's a Trap!
Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)
13 August 2009 - 7 guides
- Hammer Time
Repair 200 window boards in a single game. (Map Pack 2 only)
29 July 2009 - 5 guides
- Big Brawler
Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)
15 June 2009 - 3 guides
- Dead Air
Secret Achievement
12 June 2009 - 2 guides
- Fertilizer Man
Kill 200 zombies in a single game. (Map Pack 2 only)
12 June 2009 - 1 guide
- Soul Survivor
Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)
12 June 2009 - 9 guides
- Perk-a-Holic
Have all four perks simultaneously active in a game of Nazi Zombies. (Map Pack 2 only)
12 June 2009 - 4 guides
- Big Baller
Earn 75,000 points in a single Nazi Zombie game. (Map Pack 2 only)
Locked - 14 guides
- Locksmith!
Open all doors in the map. (Map Pack 3 only)
Unlocked offline - 1 guide
- Perkaholics Anonymous!
Survive until round 20 without buying a single Perk. (Map Pack 3 only)
26 August 2009 - 7 guides
- Pack Addict!
Upgrade 5 weapons at the Pack a Punch Machine. (Map Pack 3 only)
20 August 2009 - 3 guides
- 40 Knives!
Kill 40 zombies with the bowie knife. (Map Pack 3 only)
20 August 2009 - 3 guides
- Frequent Flyer!
Use the teleporter 8 times. (Map Pack 3 only)
19 August 2009 - 1 guide
- Acquire Waffle Weapons!
Obtain the Ray Gun, DG-2, and Monkey Bomb at the same time. (Map Pack 3 only)
13 August 2009 - 7 guides
- Elevate Your Senses!
Activate the Fly Trap. (Map Pack 3 only)
09 August 2009 - 3 guides
- Wacker Packer!
Upgrade any weapon in Pack A Punch. (Map Pack 3 only)
09 August 2009 - 1 guide
- Der Electrician!
Link all teleport pads before round 7. (Map Pack 3 only)
09 August 2009 - 4 guides
- The Might of the Monkey!
Use the Monkey Bomb. (Map Pack 3 only)
06 August 2009 - 3 guides