DuncTheFreak

You know you're REALLY Insane, right? Complete the entire main campaign on Authentic Plus difficulty

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

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

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

Give Them Something to Believe Complete New Game Plus

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

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

Just a Warm up Completed Level 1 in the Tilt Painting Challenge Game

Pro Cyclist Travel 12 miles by bicycle.

Burgertown Escort Service Rescue 1 survivor in Infection.

It's a Dry Heat Kill 3 enemies with a single U4 Firebomb

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

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

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

Hot Pants Complete I Now Know Why You Cry

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

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

The third faction Rescue all the Buddies from their respective predicaments

Better than the Best Complete the entire campaign on Authentic Plus difficulty with no manual saves

Fully Automatic Hit the same driver three times with a 3x Ricochet Bubble

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

Master of the reliquary Gather all the fingers of Frankenstein

Last Blood At the end of Guns of Stygia, kill all the enemies on the walkways before the explosions do

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

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

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

Shelf Promotion Fill your career trophy cabinet

Oh Yeah!!! Complete Nothing is as it Seems

Mr. Death Get all Trophies.

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

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

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

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

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

Wish Upon A Star Complete Sofia's story

Main Frame Hack Find the Butcher Bay main frame and input your DNA.

State of the Badass Art Complete all Campaign levels on Ultimate Badass difficulty

The New Fort Knox Gain 1500 gold bullion

Alright, Alright Survive until round 10 in Infection.

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

Infinity Circuit Complete Complete the Infinity Circuit in third place or higher in Single Player mode.

Skirmish - Chapter XIV Finish the levels from Chapter XIV in Squire difficulty

Collector Loot 10 Superior or Custom items.

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

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

Survivor Survive until Round 25 in Outbreak.

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

Career 100% Complete 30 different championships in your career

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

Up-Lifting On Monorail Factory, kill all enemies whilst riding the lift