DAiJOPU

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

I kill dead people Killed 40 ghosts in the Ancient Labyrinth

2-fer Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

Up Up! Leap of Faith In the Closet

Get'em George Learn to standup for yourself

Top Of The World How far can you see

Fatso Be stuffed to bursting for two days.

Save the Poet Complete The Pen and the Sword in Single Player.

Acidic Alchemy In IX, Get a kill with the Acid Trap in each of its craftable locations

I Know a Shortcut In Voyage of Despair, take every fast travel path in a single game

You're Not Worthy As My Opponent Breach: Send 3 Challenges.

Crossing The Rubicon Complete Mission 10 - Faith.

Friends With Benefits Had relations higher than 90 with all factions in the Modern Era

Nahantu Sightseer Explore all of Nahantu.
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Honorary Member Reach Isle of Sgàil Mastery Level 20.

The Butcher Of Narapela Kill 10 Butchers.

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

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

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

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

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

I Had No Choice! Wrong time wrong place

No More Fears Defeat your fear

Untouchable Emissary Reach the end of the game without a game over.

Alright, Alright Survive until round 10 in Infection.

ARCHIVIST Collect all documents

Falcon and the Snowman Complete Crime and Punishment in Single Player.

Two for One Complete Crime and Punishment in Multiplayer.

Survivor Survive until Round 25 in Outbreak.

Good Listener Found 20 Portable Phonographs.
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Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Don't burn yourself out Defeated the Keeper

Collector Loot 10 Superior or Custom items.

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

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

You Can Pet The Dog Pet a Hellhound in MWZ

Tailor-made Chose a perfectly fitting armor

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

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

Call me Terror-Billy! Beat the game on "Call me Terror-Billy!" difficulty or higher

Untouchable Complete SAM'S STORY on Normal or higher difficulty without dying in Batwing encounters.

Deadeye Kill 25 zombies with pistol headshots.

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

AMG Completionist Gain all stars in 'AMG'.

Shoot'em Up Get a birthday present

Under the Radar Select a Starting Location and use an Informant to smuggle an item into Milton-Fitzpatrick.

Wow Much Ninja Very Sneak Kill 10 enemies in a row without being detected.

Slip and Slide Perform a twelve-meter blood slide