Ishnes

What a Great Guy Save Jill using Barry.

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

Take that, Zombies! Finish the game on Normal difficulty or higher.

Every Nook and Cranny Visit all places on all maps.

Every Woman for Herself Finish the game without saving anyone using Jill.

Every Man for Himself Finish the game without saving anyone using Chris.

Blade Runner - 75 kills with the knife Kill 75 Helghast using the knife

Babysitter - Revive 25 Buddies Revive your buddies a total of 25 times

Don't Stop Running Finish the game in three hours.

Ink is for Squids Finish the game without saving.

Vacuum Cleaner Decompress 20 Necromorphs without getting sucked out yourself

Oh, the Horror Finish the game on Hard difficulty.

Passion for Fashion Obtain all costumes.

Starsenal Obtain all weapons (must load grenade launcher with all shell types).

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

Mission Impossible Complete the game on Zealot setting

The Survival Horror Finish the game in Real Survival mode.

Ghost of a Chance Finish the game in Invisible Enemy mode.

Fragmerchant - Kill 5 Helghast using a single grenade Kill 5 Helghast at once using a single frag grenade

For the Night is Dark Endurance Co-op Challenge: Clear 3 Enemy Camps at night in a single expedition

Teamwork Endurance Co-op Challenge: Warm up from freezing by standing next to a campfire lit by your partner

Platinum Splattin' 'Em! Earn all trophies.

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

Communication Skills Endurance Co-op Challenge: Kill 5 enemies that have been marked by your partner

Alone Time Endurance Co-op Challenge: Spend at least one day more than 60 meters apart

Get Away from Her! Endurance Co-op Challenge: Kill an enemy melee attacking your partner

"Teamwork" Endurance Co-op Challenge: Collect an Artifact while your partner is down

Treadhead - Kill 30 Helghast whilst in the tank Take 30 Helghast lives whilst using the ISA tank

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

No One Left Behind Endurance Co-op Challenge: Revive a player 3 times in a single expedition

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)

Undertaker - Kill 1000 Helghast Kill 1000 Helghast soldiers

Platinum Congratulations!

Master and Apprentice Endurance Co-op Challenge: Escape the forest after surviving 10 days with at least 20 Artifacts

Professional - 3 revolver headshots in a row Get 3 headshots in a row using the same clip of M4 Revolver ammunition

Invincible Defeat Ustanak without anyone on your team being captured.

Mechspert - Stomp 10 Helghast Stomp 10 Helghast with your Exoskeleton in Maelstra Barrens

Transcendence Complete all 3 Raid chapters.

Easy Pickings Eliminate all players as Ustanak in less than a minute.

Adventure Besties Endurance Co-op Challenge: Escape the forest with 5 Medium and Large Artifacts

Held Captive Defeat Ustanak with only one Agent remaining.

Killer Combo Achieve a 30-combo chain.

Stick Around - Nail 20 Helghast to the wall Nail 20 Helghast to a wall using the Boltgun VC-21

Last Man Standing--Again Win five times in a row.

Kung Fu Fighting Survive to the end only using physical attacks.

Team Effort Win without any members of your team being killed.

Take the Stage Defeat your opponent and achieve victory in 3 stages.

Kill or Be Killed Win while in the dying state.

Not without a Fight Defeat Ustanak 20 times.

Murder Spree Defeat the BSAA as a creature without dying once.