ColdNorway

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

Grin and Bear it Survive 18 bear attacks and kill the bear each time in Story Mode.

“Worlds of Hurt” – Expert Rescued the Little Sister in “Worlds of Hurt” in under 15:00, on Medium or higher difficulty

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

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

Among the Stars Completed "Among the Stars"

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

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

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

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)

Top Of The Food Chain You successfully killed 20 players with a pistol in a deathmatch.

Meatballs Lover Defeat 30 enemies with the SKULLCUSSIONER

This Galaxy Ain't Big Enough… Completed "This Galaxy Ain't Big Enough…"

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

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

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

Flat Lust Defeat Justine

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

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

Death From Above Completed "Death from Above"

Into The Pitt Completed "Into The Pitt"

Platinum Congratulations!

Join The Midnight Club You won a multiplayer race without damaging your vehicle too much.

Walking With Spirits Completed "Walking With Spirits"

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

Twelve Feet Under Complete Act 5 - Chapter 1 on any difficulty setting

A Meeting of the Minds Completed "A Meeting of the Minds"

The Castle of Hussle Complete Act 5 - Chapter 2 on any difficulty setting

Skin Deep Skin every species of animal in Story Mode.

Zoologist Study every animal across all states in Story Mode.

Different Perspectives Complete Act 5 - Chapter 3 on any difficulty setting

Four Way GTA Online: As Heist Leader set the finale cut as 25% across all players.

Unsafe Working Conditions Completed "Unsafe Working Conditions"

The Final Chapter Complete Act 5 - Chapter 4 on any difficulty setting

I Defeated the Last Big Boss! Defeat Fleming

Skillful Raider Endurance Challenge: Open 5 Codices or Sarcophagi without getting caught in a trap

Shock Value Completed "Shock Value"

Til Death Do Us Part Complete Act 5 - Chapter 5 on any difficulty setting

Love Suicide Defeat Paula

Free Labor Completed "Free Labor"

Who Dares Wins Completed "Who Dares Wins"

Painbow Connection Equip effervescent-quality gear in all slots (except class mod).

Now That's a Big F***** Gun Defeat 40 enemies with the SKULLFEST 9000

Best in the West Attain 100% completion.

Skullblaster Master Defeat 50 enemies with the SKULLBLASTER

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

Bog Walker Discovered all locations within Point Lookout

Trash'em while they're out! Perform all 5 unique executions (Special Kills) on an enemy frozen by the Light Shot

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

The Puppeteer Perform a Head Shot right after a Limb Mutilation when the enemy is flying back in the air