Nabbster

The Eye of Magnus Complete "The Eye of Magnus"

Ghosts and Stuff Complete all secondary content.

With Friends Like These… Join the Dark Brotherhood

Some will survive... Save Karl

Preventive Diplomacy Kill an enemy just as they are throwing a grenade. (campaign only)

... Some will not Finish the game

Dragonslayer Complete "Dragonslayer"

Dirty Tricks Achieve 3 minutes of drifting time in the Batmobile.

Going steady Complete 25 quests while playing with at least one co-op partner.

Hat Trick Destroy 3 enemy Titans with 1 Core ability in the Campaign

Blind Luck Kill 5 enemies using blind fire. (campaign only)

Judo Master Throw 50 enemies with Grapple

Damn Close Kill an Edged Weapon Expert while he is up to 5 meters away. (campaign only)

Downgrade Complete any Alter Ego without leveling up once.

Choice of Weapons Use all five Batmobile weapons successfully in one tank battle.

Dragon Hunter Absorb 20 dragon souls

Who Constructs The Constructor? Completed the mission "Let's Build A Robot Army".

Married Get married

Cowboy Up Rodeo an enemy Titan in the Campaign

Clockwerk Collector Collect over 20 treasures.

The Duelist Won a duel.

High Flyer Kill 25 enemies using Ground Pound or Drop Attack

Sparrow Approves Use the compass many times to navigate.

Slide Away Over the course of your adventure, collect 3000 points while sliding.
1590/3000

Urban Explorer Discover all named locations in Sanctuary, Opportunity, and Lynchwood.

Standing Stones Find 13 Standing Stones

High-Flying Hurler Kill a flying enemy with a thrown Tediore weapon.

Delver Clear 50 dungeons

War Hero Capture Fort Sungard or Fort Greenwall

The Temples Complete all levels in The Temples

Secret Stickerist Unlock the race in First Steps

Icing the Cake In Snow Day, score a goal from your own side of the ice

Savings Account Unlock the Cooper Safe in Episode 3.

Tower Kompetitor Complete a single Tower

Forged Credentials Raise the Blacksmith to level 12.

Cult Master Defeat the cultists.

Hero of Skyrim Capture Solitude or Windhelm

Gemkata Raise the Jeweler to level 12.

Arcade Operator Repair any arcade machine.

The Human Factor Kill an enemy by tagging him with a sticky grenade. (campaign only)

Cute Loot Kill a Chubby.

Helios Rising Completed the mission "Home Sweet Home".

Eavesdropper In the Main Campaign, collected every Voxophone.

Sideways Complete 10 side quests

Icon of Style Save a custom-made costume to your Wardrobe.

Sightseer In the Main Campaign, used all telescopes and Kinetoscopes in the game.

Wrap It Up! Customize a vehicle with a wrap

Super Secret Stash Opened Zarpedon's Chest.

Moving Up Reach personal level 10 in XP

Cool trophy! Complete Mefitis