LordGuZ

Sack the Postman Post all 6 invitations for the party.

Reaper Defeated the Harvester ("The Golems of Amgarrak" downloadable content)

The epitome of Super Earth Complete all Trophies.

Elimination Master Win 20 Elimination PvP matches.

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

A Badge of Honor Acquired a pawn badge.

Flying Paintbrush Splat a seagull with the paint-ball gun while it's mid-flight

Peace Became Sovran of Vernworth.

Closure Experienced the end of the cycle.(Not available in Casual Mode)

YOU > Evil...Caves Conquer all Caves of Evil
with Kisuke and Momohime.

The Postman Delivered the journal to Lucien.

Round the Riverbend Find the Secret in Blood Stream.

Xenophobe Kill a UFO!

Dimensional Dasher Complete a race in any of the hub worlds

Collateral Damage Stop a convoy.

Off with Its Head! Decapitated a medusa.

Muppet Mastery Complete The Muppet pack's story

Closing the Book Defeated the redscale dragon from the Book of Apocalypse.

You know how I said I'll kill you last? Throw Satan off a cliff as Brommando

Through the Fire and Flames Seek out and aid the lone knight in his fight against the dragons

Deadly Ballet In a three-player co-op game, make sure everyone scores at least one kill during Team Entry.

Insert Coin Complete all achievements in one game from The Arcade.

Ergophobia Earn every other trophy.

I Come in Peace Slap every alien creature at least once. I suppose that counts as "first contact".

Trumpet Trunk Trumpeter Play the trumpet to an Elephant

Cyclops Abridged Crossed a cyclopean bridge.

Ladder Goat Find Ladder Goat movie on the Fort level.

Hot Brotato Kill a terrorist with a returned grenade

No More Mr. Nice Guy You pissed off everyone in Venezuela

Act 3 Cleaner Complete all Act 3 maps on Nightmare difficulty.

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

You are recognized as Rank 8 on the UAA Ranking. Defeated Rank 8: "Shinobu"

The Traveller Acquired all trophies.

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

Barely Made It Jump over a Cultist Bear Trap without triggering it.

No Refunds Finish the game in under 4 hours. See you at GDQ!

The Keystone to Victory Collect all of the Gateway Keystones

Big Top! Achieve a score of 2500 or higher in "Gonzo's Endless Cannon Run Ride!"

Pet Sematary Defile the remains of your beloved pet, Behold, in the Main Campaign.

Let it Snow Receive the Extreme Environment Suit (XE Suit)

Court Marshal Grant a stay of execution.

Catalog Conqueror STU: Complete all nekomata jobs in "The Spider's Thread" mode.

Taking the Tube Travel through 20 rifts throughout the game

Even Dead Gods Can Die Activate and survive all Dark Altars in the Main Campaign.

Full Marks Found a solution to every conundrum posed by the goddess of riddles.

Balancing Act Balance another sackperson on an object while lifting it with touch.

Simply Walked Into... Metropolis Complete ''Painting the Town Black''

The circle is now complete Get to Rank 100

Iron and Blood Fight back an ambush.

Highland Coo! Play bagpipes to a brown bull