GregPo

A Dominating Presence In multiplayer, boost 100 allies with the Officer commands.

Ghost of Tobruk Clear the mountain pass without alerting the enemy (Mission 1)

Minikit Hero Use all the Minikit vehicles

Hoarder Find all Journals, Comics, and hidden Weapon Upgrade Tokens.

Ain't Nowhere Safer You captured Slim Beaumont

Swiped clean! Save all the Teensies in one world to win a Diamond Cup

Twice Nightly Complete New Game Plus

Executive perks Unlock 10 Perks in the Skills menu.

You're Going Down! Perform 50 takedowns.

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

Saved The Overworld Defeat the Arch-Illager at the Obsidian Pinnacle.

Dog the Mighty! Defeat two level 9 CPUs in a team-battle where you are alone on your team

Biff! Bap! KaPow! Kill three enemies in a melee combo.

Wildland Millionaire Spend 100.000 Skell Credits.

A Lady's Blood in the Snow Kill Kuroki at the end of the Museum.

Complete Hero Collected all of the Trophies

No Key For Me Clear the Millennium Tower stage without the boot-up key in Scenario Campaign Mode.

Ding! You took a little elevator ride.

Tactical distractor Distract 20 enemies with flint or rocks

From the Shadows In Shadows of Evil, spot the Shadowman fives times in one game.

Juggler Kill 30 enemies while they're falling through the air.

Sideways Style Complete all Drift Zones

Get A Life Get A+ on all the chapters

Killing Frenzy Kill 20 enemies in 60 seconds.

I can do anything I want. I got guns Complete the weapon mastery for 3 weapons.

Hang in There Earn a Revival Master Boast 5 times

Hardest Battle In The Game Defeat Dr. Giblets.

"You wanna stay, shut your mouth." Make it to the party as Tyler.

Miss Me? Meet Adam.

Armor Piercing Kill a tank driver with the Quantum Aperture.

Beast Destroy Herrah the Beast

Locked and Loaded Develop 300 or more development items.

What If I... Dive Down? Finish Operation Windwalker

Long way down Throw an enemy off one of the bridges (Mission 8)

Minimalist Reach the Watchtower without throwing more than 3 balls.

Escape Velocity Jump over 200 yards (182.88 meters) through a Billboard

This is no Sunday School picnic! Complete the Campaign on Hard difficulty.

I'm ahead! Beat one of your friends' scores in a Challenge

Sociopathic Networker Talked to all of Claptrap's Holographic Projections.

Playground Bully Unlock all 4 areas of the Playground.

The Angelic Ruins Completed the larger challenge in The Angelic Ruins coliseum

Kill Your Darlings You put your imagination in its place.

Do. Or Do Not. There is no Try. Play as all launch heroes in Multiplayer.

Apprentice Reach Prestige Level 25

I Can See Through Time Meet Kupuna-Wa

Unleash the DOOM! Defeat three level 9 CPUs in a team-battle

Legendary Gunsmith Cold Darkness Challenge: Open 6 upgrade pry chests

That's a wrap Defeat the Pharaoh

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

Solid Gold, Baby! Earn any 70 Gold Medals on Missions, Strangers and Freaks.