Ghostalizer

That Dream is Your Enemy No-one survived

Mind Trip See all seven memory endings and play through all four path ends in Break on Through.

Fine Form! Customize a Form for the first time

Ferocity, speed, strength, accuracy Reach a level score of 20 000.

Materia Maven Obtain all materia available from Shinra Box Buster challenges.

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

I'll Make it Double Doubled your chips at L'Amant.

Muk Yan Master Obtain the Wood talisman.

Explosive Finish Kill 12 enemies with explosive barrels while riding the server lift during Echoes of a Cold War.

Scratch me! Win and scratch all the lucky tickets

Big Cheese Perform 50% of the Single Player Skillshots

Miasma Manager Activate all mistles

A Crappy Way to Die Kill the enemy in the porta-potty.

Hackett's Quarry Massacre Killed everyone

Trick Arrow Skills Shoot a Lizard with a Special Arrow

Channel Changer Take control of the enemy held radio and capture it with just seconds remaining

Grilled Meat Prepare a big meal using an improvised electric stove

Daredevil While affected by one Flashbang, kill two enemies in the Campaign or in Co-op.

Ye Who Enter Open the gates to Vaulthalla.

Fruit Fighter Shoot a background UFO in Future Tense.

Specter Gauntlet Upgraded Fully upgraded the Specter Gauntlet.

Who Dares Wins Defeated a Dire Shadow.

What are Friends For? Cleared all special requests from the Phantom Thieves.

Here Kitty Kitty Scare the cat hiding from a party

The Statement of Randolph Hodgson Found every part of Randolph’s journal

I Could Listen to Him All Day Listen to all the Writer's messages
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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)

Armed and dangerous Grow as a person, experience betrayal. Again.

Shocking Discovery! Collect all the items (Batteries) on Lockdown

The Final Girl Kaitlyn survived the night alone

An Army Without Borders Cleared Prologue: An Army Without Borders.

Challenge Accepted Complete all challenges in a single mission.

Equipmentalist Awarded for collecting many different varieties of weapons and orbs.

Aided the Quen Helped the Quen of Fleet's End recover priceless knowledge and rescue those held captive.

Bronze Addict Win all the Bronze Cups from the paintings

One True King Awarded for achieving 100% completion.

Gold Standard Get five gold medals in Challenge Mode

Returning to the Roots Return to Odin's Camp for the first time (The Forgotten Saga)

Misconception Destroy 25 Infected Water Towers before they hatch.

Detective Story Complete the Squats' detective board.

Last Man Standing Ryan survived alone

Way Too Thorough! Fully investigated Terasawa.

Ruby Red Find the hidden Red Gem

Stowaway Catch a ride

A Popular Guy Made 30 friends.

Destructive Beat Complete the Campaign on Very Easy or Easy Difficulty

Power Out! Collect all the items (Batteries) on Power Core

Scorched Earth II Blow up all trucks and guard towers on the approach to the monastery in The Final Countdown.

Brutal Complete Campaign Mode on Superhuman

Staring at Shadows Complete 12 Waves and escape from Horde Map 'Undead Wood'