PEROx81

Operation Deep Execute Complete Operation Deep Execute.

Gotta patch them all! Find all SAT Patches

Two Birds with One Stone Destroy two or more enemy robots at once with the LFE gun.

I Don't Speak Kreon! Complete Act 3 without using mission select.

Air Selfie Take a Selfie on the Paper Plane

Self-Actualized Reach rank 20 in any role.

Pushed Defeat 100 enemies with Force Push

Close Encounter Kill 10 alien Necromorphs.

Barrel of Death - Kill 3 Helghast using your environment Kill 3 Helghast at once using the surrounding environment

Break 'em during the thunder Opened the window without making noise

Summer fresco Use the Summer fragment to reveal this fresco.

World Traveler Collect one glowing piece from each of the 4 toy sets.

Operation Taken Dagger Complete Operation Taken Dagger.

A sign You're not alone anymore...

Completed Grounded Mode Plus Completed Grounded Mode Plus

Sextuple Trouble Defeated Zavok.

Wannabe Perform 10 different Single Player Skillshots

Machines do it better Use the Sensen RIP to make robots knock 20 human enemies out

Chapter 5 Complete Complete Chapter 5 in story mode

Raising the Stakes Awarded for collecting your first prize at the casino.

Double, Double, Toil And Trouble Create 20 Concoctions.

Monkey Magic Complete all chapters on Normal.

I can open doors! Complete the Breach in 10 seconds

An Impressive Display Earn a Four-Star Rating in any Challenge Arena

Filter Addict Take a Snapshot with a Filter in Snapshot Pro Mode

Heads Up! Complete the PAVEL level.

I AM the Batman! Reclaim your city.

Rain Man Complete the BRIDGE level without a kill.

It's all in the details Find all Mnesist memories

Skewered in Space Impale an enemy into a Decompression Window to cause it to blow out

Minimalist Complete the main story without Grace using the blood collector.

I should buy a boat Complete the Tomb of the Ferryman

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

Snuffed Out Defeat Flame Face

Developer Spend 1 hour on the DEVELOPER level.

Operation Black Flag Complete Operation Black Flag.

No Way Out Complete the KHAN level.

Opposite of Fail Complete all Fale Quests

Pest control Find all Scaramechs

My Boom Stick Kill 6 enemies at once with Line Gun's Alt-Fire (single player only)

Silence Those Guns Destroy every enemy Cannon

Retail Therapy You unlocked the special ability of buying guns from Little Jacob.

Chapters 8-11 (Normal) Complete Chapters 8 through 11 on Normal difficulty.

Bounty Hunter Get a total of 50,000 BP.

8-hit wonder Perform 40 8-hit Combos

Invisible Savior Complete the FACILITY level without killing or raising alarm.

Guns For Show Use all guns at least once

From Beyond the Stars Collect and return all spaceship parts.

Push It to the Limit Upgrade any weapon to +20

Operation Phoenix Complete Operation Phoenix.