Halphasias

Confirmed Luddite Destroyed ten Turrets in Burial at Sea - Episode 1.

Audio Enthusiast Collected all Audio Diaries in Burial at Sea - Episode 1.

Turbo Slapper Slap more than one player at once

Breaking and Entering Find a way into the secret base

Firepower Kill 5 guards at once with a blunderbuss.

Bountiful Survive 3 days holding a bounty of $250 in all states.

His Word Was “Perhaps” Freedom Cry - Complete all missions

How's It Hanging? Clean up the Dry Docks

Glutton for Punishment Used Ironsides to collect 20 rounds of ammo or more in Burial at Sea - Episode 2.

Twice Nightly Complete New Game Plus

Silver Revenge Obtain 48 medals on the original Arkham City ranked maps (as Batman)

The Last Laugh The joke's on who?

His Own Medicine Disarm the Gouverneur and kill him with the branding iron.

His Full Attention Freedom Cry - Achieve 100% synchronization

The Whole Story Collected all Audio Diaries and Voxophones in Burial at Sea - Episode 2.

Sphinx' Riddle Complete all 40 of the Catwoman Riddler grid items

Teacher's Pet You watched all the tutorials! Take a gold star, go to the top of the class.

Campaign Bronze Obtain 36 medals on the original Arkham City campaigns (as Batman)

Friendly Skies Defeated all waves in The OPS Zeal.

Battering Ram Shield Bash 5 different thugs

Frequent Flyer Zip Kick 5 different thugs

Perfect Freeflow 2.0 Perform a perfect combo including all of Batman's combat moves (any play mode)

Gold Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Batman)

It's Art Find a permanent home for the squirrel statue.

Grin and Bear it Survive 18 bear attacks and kill the bear each time in Story Mode.

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

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

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)

Skin Deep Skin every species of animal in Story Mode.

Zoologist Study every animal across all states in Story Mode.

Platinum Congratulations!

10 Story Versus Wins Win 10 Story mode Versus games against at least one other player offline

Best in the West Attain 100% completion.

Duke or Dimwit? Defeated all waves in Duke and Dimwit Theater.

EXTRA: Ammo Appalate Defeat a total of 251096 Shooting Enemies.

Taffer's Delight Completed Burial at Sea - Episode 2 in 1998 mode.

Bomb Squad Defuse all bombs in 3 minutes or less

A Few New Tricks Use 5 different Quickfire gadgets in one fight as Robin in Harley Quinn's Revenge

Rope-a-Dope In CitC, knock an enemy around the city with Undertow, then knock him off the edge of the city.

Rooftop Ruffian Defeated all waves in Raven's Dome.

Museum Curator In CitC, unlocked all Gallery items.

Missile Defense System In CitC, killed an enemy with splash damage by shooting a rocket out of the air.

EXTRA: Westwoods Find 23 Little Clovers.

Hand of the Prophet Defeated all waves in Emporia Arcade.

Gold Rush Earn 70 Gold Medals in Story missions.

Sergeant-at-Arms In CitC, got a kill with each weapon and vigor (except Bucking Bronco).

Snap To It Snap Flash an unarmed thug, an armed thug, an environmental object and a Titan

Grapple Hooked Create a chain of 4 players grappling each other

The Ol' One-Two In CitC, used all eight different vigor combos to deliver the killing blow on an enemy.

Legend of the West Legend of the West