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

Honorary Member Reach Isle of Sgàil Mastery Level 20.

Gravestone Kill 100 Zombies with a vehicle in a single deployment in MWZ

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

Mercy Kill 5 enemies while they are on fire in Chapter 3: Fire Sale

Pied Piper of Squirreldom Have 5 squirrels following you around at the same time

Street Fighter Complete all Dragon's Teeth Assignments

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

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

You Can Pet The Dog Pet a Hellhound in MWZ

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

They're People, Too! Complete a Marked Destination on the Map without Killing a Walker

Have a Nice Trip! Kill a Walker That Is Falling Due to Dismemberment

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

AMG Completionist Gain all stars in 'AMG'.

Rank - Expert Builder! Collect 80 Gold Bricks

Archivist Find 30 of 61 News Pickups in the Single Player Campaign

Tier One In a group of 4 finish an Operation on Challenge with 5 directives enabled.

Say Hello to My Little Friend Complete a Marked Map Destination Using Only Firearms

High Wire Act Kill 10 enemies while using a zipline

In the Nick of Timey-Wimey Complete ''A Dalektable Adventure''

Flying Paintbrush Splat a seagull with the paint-ball gun while it's mid-flight

Annihilation Get 100 Elite Zombie Eliminations in Zombies

Anorectic Starve for three days.

Dimensional Dasher Complete a race in any of the hub worlds

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

No Mo' Modi Get out of jail, but not for free

Guys Night Out Arrive at Final Destination with Only Male Survivors

Perkaholic Have 9 perks active at the same time in MWZ

Good Samaritan Complete 25 Optional Objectives

Firestarter Get jailed in Skalitz.

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.

Rosie the Rampager Arrive at Final Destination with Only Female Survivors

Going Up… In The Darkest Shore, unlock the Ubersprengen.

King in the North Complete all Final Stand Assignments

Trumpet Trunk Trumpeter Play the trumpet to an Elephant

Porcupine Shoot a Walker with 10 Bolts without Killing It

That's a Nice Swing You've Got Kill Walkers Using Every Melee Weapon

Conqueror Capture all KPA Strongholds.

Insomniac Don't sleep for two days and nights.

The Keystone to Victory Collect all of the Gateway Keystones

I Can Handle This Myself Enter Sherwood Without Any Survivors

Not One Inch In Gorod Krovi, complete a Lockdown Event.

It's a Trap! In Shi No Numa, kill at least one zombie with three different traps in a single round.

It's Gotta Be the Brain Dismember All Limbs of 5 Walkers

The circle is now complete Get to Rank 100

Taking the Tube Travel through 20 rifts throughout the game

Highland Coo! Play bagpipes to a brown bull

Simply Walked Into... Metropolis Complete ''Painting the Town Black''

141 Ready Complete the campaign on Veteran