AlphaOmegaSin

Lethal Efficiency Perform a Fatality ×3 combo during any Career mode case.

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

Family Reunion Achieved a compromise between Olivia and Minnie.

Sticky Fingers Steal an enemy's item using a weapon equipped with the Steal ability.

Reached the Ending See you tomorrow!

Burgertown Escort Service Rescue 1 survivor in Infection.

Apprentice Complete stages 1 to 4

Spino Do-Gooder Unlocked all Spino facilities through side quests.

Prime Directive Shatter Skeletron Prime.

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

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

Game Clear: Chaos Completed the game on the Chaos difficulty setting.

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

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

Blood Rights Kill Satan with Samson

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

Gathering the Magic Used every costume special in combat

Fully Loaded Maximize all upgrades.

A Toast Together Finish the final cabaret club event.

Got the Hang of It Now Earn 100 Tetris Line Clears.
0/100

Donut Mess with a Cop Unlock Officer Dick.

Real Estate Agent Have all possible town NPCs living in your world.

Compulsive Hoarder Obtain at least 100 hidden treasure items.

Mentorship Forged a strong bond with Towa.

The Lake House Witness the Arrival

Honorary Member Reach Isle of Sgàil Mastery Level 20.

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

Out Of Reach Get an online form of 25 or better.

ARCHIVIST Collect all documents

Secret Mission 9 Allow Zagi to absorb too much magic and destroy his bodhi blastia in the third battle against him.

Tie Dye Outfit Dye all 4 unique pieces of Leather Armor.

Getting Familiar Solve 10 puzzles.

Party Animal Awarded for earning the maximum number of party power points.

Field Guide to Erebonian Wildlife Completely filled the monster guide.

Spiritually Attuned Make 100 Psychic Links (Share or Steal)

One-Man Army Owned many parts of the strongest class for each vehicle type.
51/53

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

Alpha Protocol Complete Operation Desert Spear.

Head Trauma Use every type of melee weapon on a zombie

Going to the Vet Earn the "Veteran" Challenge Collection.
0/10

Orb of Delusion Obtain the Orb of Delusion artifact.

Perfect Putting Successfully perform a putt within par that travels for
over 30ft in a recorded official round

World Beater Get an online form of 1.

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

Old School Play a 2,3,4 player split screen local game

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

Headshunter Defeated a hydra or archydra.

Into the Manse Entered the duke's manse.

A Star is Born Earn a bronze star in Career mode

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