UnseenChild

Tick Tock You found the 10 hidden alarm clocks.

With Practiced Bravado 100 Kills During Shootdodge

Sisters of Athena Endurance Co-op Challenge: Kill a combined total of 25 enemies in a single Expedition

Go Gentle Into That Good Light Make it through the approach to the lighthouse without firing a weapon.

More For Me Open 100 treasure chests.

Sisters of Artemis Endurance Co-op Challenge: Kill a combined total of 10 dangerous animals in a single Expedition

Finish Him? Perform any fighter's hidden finishing move

Love Them and Leave Them Drive every Car

Take to the Skies! Obtain the Sky Flyer.

Nailed it! [Tape 2] Tried all shapes on the pin screen.

Deep Impact Complete the adventure at Broken Tooth.

Hey, it's-a-me! Execute a stomp move on an enemy

Fall of the Shinbakufu Complete Act 3 of the main story

Epilogue Complete the Epilogue

Established Catcher Capture 50 Monkeys.

Mission Impossible Complete the game on Zealot setting

Depth Clear the "Eliminate the Renegade Threat" Side Op by extracting both targets

The Heat is Off Escape successfully from all Heat levels

Just out of Reach Contact your team and escape Comms without being attacked by an android

Top Of The Food Chain You successfully killed 20 players with a pistol in a deathmatch.

Throttled Escape Escape using a relic in Regular or Hardcore difficulty.

Completionist Complete all Extinction challenges and escape in Regular or Hardcore difficulty.

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

Test Your Might Defeat the final enemy in the tournament

Final Hearing Sheath your weapon immediately after an enemy dies from Bleed

With Bells On Purchase all of Faith's upgrades

Campaign Silver Obtain 72 medals on the original Arkham City campaigns (as Batman)

Frosty Monkey Play the Ski Kidz Racing mini game.

Vrooom! Maintain sprint speed for 30 seconds.

The Eager Assassin Meet Yagoro

Hull: Improved Upgrade to the 2nd tier hull.

I Saw You On The Battlefield Destroy all Security Hubs

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

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

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

Cruel Heat Keep your Haste burn meter above 50% for 10 seconds.

First-Timer Win an Auction!

Into the Sunset Salim returned home to his son

The Modfather Unlock 3 Pro Mods in Multiplayer

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

I Felt Your Presence Witness the cult's meeting

Fast and Furious You defeated the horror at the sawmill in less than 1 minute and 30 seconds.

Complete Hoard, Sweet Hoard Complete the main path of Hoard, Sweet Hoard

Tenacious Traceur Wallrun, Turn, Jump, Wallclimb, Turn, Jump, Wallclimb, Turn, Jump

Complete Story Mode Complete the main path of Story mode

The Secret Surrender the Music Box.

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

You Got The Message You delivered all 30 cars ordered through text message.

Campaign Gold Obtain all 108 medals on the original Arkham City campaigns (as Batman)

For the Night is Dark Endurance Co-op Challenge: Clear 3 Enemy Camps at night in a single expedition