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Help Desk Get the Blade lobby desk clerk to help you bypass security.

I've Got Your Back! Save an ally 50 times in 4v4 PvP matches.

Elimination Master Win 20 Elimination PvP matches.

Going Ballistic Kill 10 enemies with Ballistic Knife melee attack in ‘Rocket's Red Glare’ Operation.

Extract The Data... Get the data that Pritchard is after from within the Palisade Blade.

Expose The Truth! Decide what to do with the evidence you uncovered.

Reach For the Stars Earn every star in Team Adventure Mode Chapter 3.

Psychological warfare Manipulated the Keeper's magic schools

Well, That Wasn't So Hard Complete all Team Adventure chapters on Hard difficulty.

Egg-stra Awakening! Complete the Egg-Stra XP challenge and then scan an obelisk in the Invasion DLC package.

Nightfall Completionist Complete all challenges and kill the Breeder in Nightfall in Regular or Hardcore difficulty.

Turnabout is Fair Play Kill 50 Cryptids with the Venom-X weapon in Nightfall in Regular or Hardcore difficulty.

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.

Campaign Nightwing Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)

Respect for the dead Plundered all four resting places

Don't Listen to Her Defeat The Song

Autobarmy Travel 7,903 miles (12,718km) in total - the length of the Autobahn.

Campaign Wonder Obtain 114 medals on the original Arkham City and Robin Bundle Pack campaigns (as Robin)

Played with fire Defeated the Keeper after changing his initial magic school to the fire type

Supernova Earn every star in Team Adventure Mode Chapter 7.

Clean Sweep Complete the System Rift Jensen Story without killing anyone.

Upping the Ante Kill the Kraken using a Relic in Mayday in Regular or Hardcore difficulty.

Celestial Earn every star in Team Adventure Mode Chapter 6.

Not One Inch In Gorod Krovi, complete a Lockdown Event.

Murder He Wrote Find all pieces of evidence behind the Saridakis murder.

It's a Trap! In Shi No Numa, kill at least one zombie with three different traps in a single round.

A Just Cause Decide what to do with the Altered Biocell.

Star Power Earn every star in Team Adventure Mode Chapter 5.

Look At All These Feats Get the max Renown level 50 times in Dominion PvP matches.

Hat Trick Kill 3 aliens with a single shot from the NX-1 Disruptor in Regular or Hardcore difficulty.

Can You Feel The Sunshine? Earn every star in Team Adventure Mode.

Ancient tool, new purpose Defeated the Judge with a weapon dropped by the Keeper

Skirmish Master Win 20 Skirmish PvP matches.

Almost there Unlock the master trials.

Mass Exodus Complete the final Ancestor encounter in Regular or Hardcore difficulty.

Collector Extraordinaire Collect 100% of the Prize Bubbles in The Journey Home.

Active Duty Manually deploy Troops in 50 different Battles.

Knock Knock Get Slaw to open the security door within the Palisade Blade.

Too Hot to Handle Complete the server chamber area without being detected by any HeatEye cameras or enemies.

An End Reach maximum Story Level 30 in Story Mode.

Delivery and Takeout Plant C4 in less than 60 seconds in ‘Self Destructive’ Operation.

Hostile Witness Survive to wave 13 in Hostiles mode.

Take It Back Parry 20 bullets against a guardian in one fight without game over

Dog Fight Kill a Gargoyle with the Vanguard in Awakening in Regular or Hardcore difficulty.

Stick It to the Man Kill 5 enemies by sticking Semtex to each one in any Operation.

Don't Reach, Kid Find the basketball and put it in the hoop.

Eggstra Nemesis! Complete the Egg-Stra XP challenge and then activate a generator in the Nemesis DLC package.

Speedrunner Defeat a guardian within 5 minutes

A Criminal Past Complete A Criminal Past.

Bang-up Job Kill 15 enemies with RPG in ‘Three Point Landing’ Operation.