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Architect Construct all available platforms for Mother Base.

Cleansing The Land Complete the quest "Cleansing the Land"

Reminiscence Obtain all memento photos.

Run and Gunner - Kill 3 Helghast with one burst of assault rifle fire Kill 3 Helghast using an M82 or StA52 assault rifle without releasing the trigger

How's It Hanging? Clean up the Dry Docks

The Scene of the Crime Rescue Mad Hatter's first hostage.

Creature of Habit You investigated the scene

With One Stone Hit 5 enemies at once with a Thrown-Forth projectile

Aqua Medal Defeated the Chieftain's Mech using Brittle Knack

One of the Lucky Few Breach the seawall in under 2 minutes without taking MG fire.

Ruby Medal Cleared a chapter as Vampire Knack

Gymnophobia Have one piece of equipment in every item slot.

Kickin' Up Dust You helped MJ and Roxy get the Witnesses free

Stability() Complete each Stability Test.

Veteran Status Qualify from 500 rounds

Yellow Head Take a photo of Yellow Head

Then What? Gain access to and complete the Mothership mission

Aurophilia Open your very first gold chest.

Ain't Nowhere Safer You captured Slim Beaumont

The Professional Completed the street chase in Comrades in under 2 minutes 30 seconds without dying

Pulling His Strings Defeat the Dollmaker without taking any damage.

Dial B For Bomb You unlocked the special ability of Packie's car bomb placement.

Function() Unlock every Transistor Function.

SATURN Completed the Saturn levels

Perfect Aim Win a match as Deathstroke without missing a shot (minimum 12 shots)

Head Games Rescue Mad Hatter's second hostage.

Bringing the Pain Defeat 50 players using physical attacks in Versus.

Glutton for Punishment Used Ironsides to collect 20 rounds of ammo or more in Burial at Sea - Episode 2.

While it lasts Get Ryouta ending (ED no.01)

Om Nom Nom Eat 200 food items.

Painting the Town Red Complete all Radula Rooms

Cleaned The Mean Streets You caught 20 criminals through the police computer.

A Lady's Blood in the Snow Kill Kuroki at the end of the Museum.

Apprentice Adventurer Reach level 25.

Qi Gong: Mind Receive the highest XP-based shrine reward for the first time.

Everything() Deal at least 2048 damage in one Turn() in the Practice Test.

Gladiator Completed a Coliseum Attack stage

Battler Achieve a 5 hit streak in any Story battle level

Twice Nightly Complete New Game Plus

Mauled Wreck 10 cops in a single pursuit in the Ford F-150 SVT Raptor

Endless Hunger Consume 200 characters to boost your health.

Cleaning time! Suck up all toys using the vacuum cleaner.

Blast Corps Kill 30 enemies with explosion damage.

Silver Revenge Obtain 48 medals on the original Arkham City ranked maps (as Batman)

Saved The Overworld Defeat the Arch-Illager at the Obsidian Pinnacle.

In Storybook Endings Lock up Mad Hatter in GCPD.

Covered in Blood You met Bonnie Harless

Find() Inspect 10 completed Function Files.

The Heavenly Goddess Perform a Level 3 Super with Nariko on 'Fearless'

Death of a Sales Rat Defeat General Rat.