D-Meat

Act 1 Cleaner Complete all Act 1 maps on Nightmare difficulty.

Vulnerable As the Predator, knock down a Fireteam member while your energy is overloaded

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

Battle Master Only winners can attain such beauty. Win 30 matches online and I may share my beauty secrets.

Hot Pants Complete I Now Know Why You Cry

Friend To All Interact with all seven friendly animals

Guac is Extra Find Dave the Burrito.

Replicas Cleared Chapter 5.

Get Personal Complete all agent personal missions and get all agents to level 20.

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

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

Distinguished Service Collect 50 Team Boosts.

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

Pineapple on pizza Add a very controversial topping to your pizza

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

A New Hope See all of the endings of Ninja
Scroll of the Demon Blade.

Ladies Night Beat an Echo Six Expansion Pack mission with the 3 female characters in your party.

Gotta Catch'em All Collect all secrets.

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

Light in the Darkness Clear Mission 08 as Nero, Dante, or V.
0/3

Family Reunion Achieved a compromise between Olivia and Minnie.

You can't handle it Upgrade Dante's Devil Trigger to maximum

Favorite Clear all missions of any rank consecutively using the same gun parts.

Super, Man! To battle is to win a fight with overwhelming strength! Show me you can do 100 Super Combos!

Three For The Road In the pursuit of strength, one must have a goal! In Endless Battle win 3 matches in a row.

Salutatorian Achieve an Overall Evaluation grade of B

Break a Leg Fend off a menace from above in Mission 05 as Nero, Dante, or V.
0/1

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

New Threads Use a new Title and Icon, and fight in one online match. Right on!

Mr. Death Get all Trophies.

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

A Time of Wood and Stone Gathered the lost lore of Cadash Thaig ("Witch Hunt" downloadable content)

The third faction Rescue all the Buddies from their respective predicaments

Terra Verte- Insane Complete Terra Verte on Insane.

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

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

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

Extreme Manhunt Complete a Seasonal Manhunt mission on Challenge difficulty or above.

Oh Yeah!!! Complete Nothing is as it Seems

Just Like Old Times Dispatch the professor with a shot to the groin.

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

Edward Catway Break 50 potted plants

Honorary Member Reach Isle of Sgàil Mastery Level 20.

ARCHIVIST Collect all documents

Revenant Complete the Game on Insane.

Hamborger Get to space

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

People Skills Complete the game in Co-op on any difficulty.

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