GarethUbuntu

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

Eat DiRT Earn 50 'CHECKMATE!' Medals

Finish Him? Perform any fighter's hidden finishing move

In Plain Sight Evade 10 strike teams.

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

Trick Arrow Skills Shoot a Lizard with a Special Arrow

I feel lucky Purified the sword of the unlucky grave robber

Throttled Escape Escape using a relic in Regular or Hardcore difficulty.

Multiversal Agent Complete Episode 3: Time Breaker

The Secret of Onomichi Completed Chapter 10.

Giant Crown Collector Obtain a gold crown for 10 or more monsters that appear from low or high rank.

Completionist Complete all Extinction challenges and escape in Regular or Hardcore difficulty.

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)

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

Just Getting Started Get 100 kills in Quick Match/Ranked Multiplayer.
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Gladiator school Survive 15 consecutive waves with each of the 4 characters.

Arkham City Lockdown Defeat every Villain With Batman

Don't Fear the Reaper 3 Defeat Giltine Grim (of the Grim Sisters)

Great Demon World Forest Complete Act 4 - Chapter 4 on any difficulty setting

Ghost Hunter Complete Act 4 - Chapter 3 on any difficulty setting

Speed Bumps Run over 500 characters in a single tank.

Heat of the Dragon Raised the Heat Gauge to a natural 150.

Auld Lang Syne Destroy two enemy robots who have been distracted by a cigarette.

Fisher is the Other Sam Proceed on the monorail in Act 3-4 without being spotted by the enemy troops or searchlights.

What Does This Button Do?? Complete Arcade Ladder without blocking (allowed to continue)

Pied Piper Entice 10 Stormtroopers to leap to their deaths with Mind Trick.

A Floral Feast Feed carnivorous plants with three or more different kinds of treats

Vrooom! Maintain sprint speed for 30 seconds.

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

Hang 'em High! Kill 30 enemies while they're suspended in the air with the grappling hook.

You're so dead, you don't even know it Complete any Campaign chapter in 4-player co-op at any difficulty level

Meatballs Lover Defeat 30 enemies with the SKULLCUSSIONER

This Page Here Read the screenplay in the Green Room

Pacifist Clear the "Intel Operative Rescue" Side Op without killing a single enemy

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

Dockyard Discord Finish the Connection level in "Joe's Adventures."

Cycle of Blood Completed Chapter 12.

Suburban Nightmares Complete Act 4 - Chapter 5 on any difficulty setting

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

Love Them and Leave Them Drive every Car

Duke Angry, Duke Smash! Kill 15 aliens with melee attacks while on steroids

Fault in the System Use the Power Core to restore backup power

Faster Than Light Achieve a 10x point multiplayer in "Jimmy's Vendetta".

Flat Lust Defeat Justine

Justine For All Complete Act 4 - Chapter 6 on any difficulty setting

Betrayed By Rage Complete the game and choose the Dark Side ending.

5 Hit Combo Perform a five-hit combo in Score Attack Mode

You're THE Driver, baby Win all trophies..

Splinter Ray Go through "Mansion of the Deep" without crossing any light from a Dark Sentry or touching any laser

Troubleshooter Completed 5 types of Trouble Missions.