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World Peace... For Now Beat the game on all difficulties.

Perfect 10 Pigsy's Perfect 10: Finish the Shooting Gallery under 40 seconds without shooting any pin-ups.

Always Remember Your First Finish playing a Versus match (social or competitive)

Utility Man Complete all Missions intercepted from cellular tower signals

Death of Comedy Use every type of novelty weapon on a zombie

Big Brawler Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)

Backwards & Forwards Complete ALL levels in N. Verted mode

RPM Completionist Gain all stars in 'RPM'.

Weapon Collector Collect 8 weapons!
"You got a full armoury!"

Four Birds, One Stone Pigsy's Perfect 10: Kill 4 Mechs with 1 Bomb device.

Go for Gold! In Onslaught, acquire seven gold chalices

Packrat Collect 50% of Data Drive files in the Bloodline expansion

Dark Tourist Reach Santa Fortuna Mastery Level 20.

I’ve seen some things… In Kino Der Toten, visit every location the teleporter can take you to.

Shadow Vigilante Master the Shadow Vigilante Dark Knight track

True Love Found Reunite Aym and Baal with Forneus.

Pillar of the Community Reach Whittleton Creek Mastery Level 20.

One Night in Bangkok Reach Bangkok Mastery Level 20.

Pack-A-Punch-ectomy In Revelations, recover the Pack-a-Punch machine from its abductor.

Perk-a-Holic Have all four perks simultaneously active in a game of Nazi Zombies. (Map Pack 2 only)

Drowned Drowned a Malthusian.

Turbocharged Completionist Gain all the stars in 'Turbocharged'.

Moneybags Have 15000 credits in the bank in Outbreak.

A Man of Principle Complete the SAM'S STORY chapter earning the Captain's full trust.

Homebrewer Create three unique alchemical solutions in a single playthrough - bottoms up!

Regenerate Help Sozo.

Keys to the City Reach Mumbai Mastery Level 20.

Blood Bank Kill 10,000 enemies

It's just a scratch Complete THE TWO COLONELS Chapter without using any Medkits on Normal or higher difficulty.

Let's Play Complete the first Horde Mode Mission

All Star Get 100 Stars in S.T.A.R. Lab Mode

Around and Around We Go Perform every level interaction once

Great Owl Find all the Night Hunters' secret stashes in the SAM'S STORY chapter.

Deer in the Headlights Stab five stunned enemies in a row in the "Light 'Em Up" Special Ops mission.

Lamborghini Icons Completionist Gain all the stars in 'Lamborghini Icons'.

Perkaholics Anonymous! Survive until round 20 without buying a single Perk. (Map Pack 3 only)

40 Knives! Kill 40 zombies with the bowie knife. (Map Pack 3 only)

Turkey Shoot Reach combo level of 20.

Feel the Magic Use Amy's All-Star Move to send Sonic dizzy with love!

Stunning! Pigsy's Perfect 10: Stun 5 enemies using one single EMP device.

Burgle Burgle Burgle Steal 10 kills from a teammate in Outbreak.

Mission Complete Reach Colorado Mastery Level 20.

Unite In Speed Completionist Gain all stars in 'Unite In Speed'.

Tomb Raider Collect all relics, artifacts and weapons

The New Time-Master Beat all of Nefarious Tropy's times in Time Trial Mode.

Is everyone here? Unlock all characters from the original roster.

Scrooge MacBoom Arcade - Get 10 bombs

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

Fan-tastic Waft 12 paratroopers to safety

I've Got This Acquire all upgrades