ALX24DEVIL

Surprise Attack! Arrive at the objective in File R-07 without being spotted.

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

Special P.E.T. Benefits Acquired Special Delivery, P.E.T., and Employee Benefits.

Evolution Completionist Gain all stars in 'Evolution'.

YOU CAN'T RUN 10 wins as a hider in Hide n Seek Mode
0/10

I kill dead people Killed 40 ghosts in the Ancient Labyrinth

A Little Pack Here, a Little Punch There In Voyage of Despair, use the Pack-a-Punch at every possible location in a single game

Discriminating Buyer Use exactly one of each care package in the "Special Delivery" Special Ops mission.

Still counting Attain a Time Trial star rating of 50

Chapter 2 Speedrun Complete a Speedrun of Chapter 2 below the target time.

High Score In Zombie Rush, obtain a Personal Score of 250,000

He knows what they did last era Found all eight audio notes in the Ancient Labyrinth

Come On And ... Slam 10 zombies at once in Outbreak.

You Can Pet The Dog Pet a Hellhound in MWZ

Chapter 4 Speedrun Complete a Speedrun of Chapter 4 below the target time.

Wishing for the Best Complete the "Last Wish" Raid.

Egg-stra Devastation! Complete the Egg-Stra XP challenge and then destroy a hive in the Devastation DLC package.

Chapter 3 Speedrun Complete a Speedrun of Chapter 3 below the target time.

Tough luck, chum! Complete Ragnarök - Part I on any difficulty.

Torque Completionist Gain all stars in 'Torque'.

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Alright, Alright Survive until round 10 in Infection.

Call of the Void Complete Ragnarök - Part II on any difficulty.

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Good Listener Found 20 Portable Phonographs.
0/100

Survivor Survive until Round 25 in Outbreak.

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

ARCHIVIST Collect all documents

Multiplicitous In Zombie Rush, get your score multiplier up to 100

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

A Bridge To Somewhere Extend the bridge in Awakening in Regular or Hardcore difficulty.

Views From the Abyss STU: Complete "The Spider's Thread" mode.

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

Don't burn yourself out Defeated the Keeper

Gimme Some Skin Play one Versus Match with a Custom Weapon Skin

High Wire Act Kill 10 enemies while using a zipline

Tailor-made Chose a perfectly fitting armor

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Chapter 6 Speedrun Complete a Speedrun of Chapter 6 below the target time.

Perkaholic Have 9 perks active at the same time in MWZ

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

To Hell And Back Finish the game on Very Hard Mode with any character

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Blood Donor Pass 5000 levels in Bloody Palace Mode

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike