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Special Class-A Complete game on Hard difficulty

Border Master Discover Petria's fate

"Teamwork" Endurance Co-op Challenge: Collect an Artifact while your partner is down

Heavyweight Earn a Bronze Medal in all Infierno challenges

Perfect Knight - Day 2 Complete every challenge in Arkham City - Main Story, Side Missions, Upgrades, Collectables, New Game Plus and Riddler's Revenge (as Batman)

All New Machines Scanned Encountered and Focus scanned every new machine in the Burning Shores.
0/4

Giant Crown Collector Obtain a gold crown for 10 or more monsters that appear from low or high rank.

Impossible Mission Succeeded at 3 dialog conversation checks with a single disguise.

A Floral Feast Feed carnivorous plants with three or more different kinds of treats

Dockyard Discord Finish the Connection level in "Joe's Adventures."

Channel Changer Take control of the enemy held radio and capture it with just seconds remaining

Not All Miss In multiplayer, defeat 3 enemies within one Vanguard usage 5 times.

Papercraft Wizard Collect all the papercraft plans in the world

Get Away from Her! Endurance Co-op Challenge: Kill an enemy melee attacking your partner

Faster Than Light Achieve a 10x point multiplayer in "Jimmy's Vendetta".

A Mind is a Terrible Thing to Waste Read the minds of everyone ever

This Page Here Read the screenplay in the Green Room

Fault in the System Use the Power Core to restore backup power

No One Left Behind Endurance Co-op Challenge: Revive a player 3 times in a single expedition

Activation Activate the Remnant city.

Group Effort Reach rank 25 in any faction

It Begins... Complete 10 matches in Quick Match/Ranked Multiplayer.
0/10

Pacifist Clear the "Intel Operative Rescue" Side Op without killing a single enemy

Vrooom! Maintain sprint speed for 30 seconds.

Three-Second Rule Pick up your fallen head 100 times.

...A son of the seas Complete ''The Final Battle''

Devout Follower Offer 100,000 gold to the goddess.

Phasmophobia Defeat the boss in the Forest Abkhazia.

Challenge Accepted Complete the first rank of all non-level-specific challenges with a single character.

Greed Get rich while ice picking

Join The Midnight Club You won a multiplayer race without damaging your vehicle too much.

Relic Hunter Obtain 10 relics

Scrapped Dispatch all the scraps

Brute Force Complete "Demolition"

Firebug Defeated the LU-74 "Firebug"

Specter Gauntlet Upgraded Fully upgraded the Specter Gauntlet.

Gifted Collect all the hidden presents

Hunting Season Vanquish 100 Soldiers, 100 Scientists, 100 Engineers and 100 All-Stars

Platinum Congratulations!

The Maze Travel into four rooms to open the maze gate

Going Strong Reach Rank 50

The Flawed Couple Defeat General Horse.

Furious Retribution Kill 100 enemies using Righteous Fury
0/100

Belly Of The Beast Complete an Ops Activity on Master difficulty or higher.

This madness ends now! Complete ''Mask of the Phantasm''

Aided the Quen Helped the Quen of Fleet's End recover priceless knowledge and rescue those held captive.

Miniature Crown Collector Obtain a miniature crown for 10 or more monsters that appear from low or high rank.

Complete The Space Bass Complete the main path of The Space Bass

Crude but Effective Deploy a bomb in the promethium well to destroy the Tyranid swarm

Lightning Reflexes Perform a Perfect Block 10 times in a row without taking damage.