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People Person Become friends with at least three of your inner circle in one playthrough.

Tinkerer Construct 50 Engineering Items

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

TLAD: The Lost Boy Become leader of The Lost. (The Lost and Damned)

Rolling Heavy Kill 5 enemies using one burst of Unstoppable Force.

Knack Master Completed all chapters on Very Hard difficulty

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

Best star pilot in the galaxy Destroy 10 TIE fighters within 2 minutes on the Beggar's Canyon mission

Top o' the World You climbed to the top of the Eiffel Tower.

Bear Picnic Play a level from Campfire with 4 Bear Chefs

Space Jelly Throw and Catch an Ingredient between 4 Alien chefs 15 times without dropping it

Information Overload Collect 50 intelligence files

I Do My Own Stunts Land on the Parachute Target during the rescue scene.

Well Prepared Select a Starting Location and use an Agency Pickup to smuggle an item into Paris.

Dinner Party Posse Finish 15 kitchens in Arcade
0/15

That Good Connect Sold a single batch of weed for $10,000 or more

Stargazer Unlock 15 astrariums in a single playthrough.

Arkham City Lockdown Defeat every Villain With Batman

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

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

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

All You Can Eat Complete The Ever Peckish Rises campaign
0/7

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

The best laid plans Work with a Buddy to subvert a mission offered by a faction

Infestation Play Overcooked! 2-2, with 4 players all using the Rat chef

Herbalist Reached the Max Herbalism level

Into the Sunset Salim returned home to his son

Close Combat Specialist Kill 100 enemies with melee attacks.

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

Detective Story Complete the Squats' detective board.

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)

Mr. Green Thumb Fully upgraded the Grow House

That Dream is Your Enemy No-one survived

Let it Slide Bank more than 2000 points in a single drift.

Heavyweight Earn a Bronze Medal in all Infierno challenges

Instinctive Reaction Chose all of the Heart decisions

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

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

Monster Mash Play Overcooked! 4-2, with a Werewolf, a Ghost and a Vampire Chef

The Thing Eric helped Rachel purge her infection

Pigeon Parfait You played 'Bird Blast.'

Demolition Derby You destroyed 50 vehicles.

Gold Medalist You obtained your first gold perk.

Scorched Earth Destroy all enemy vehicles and mortar teams while defending Firebase Ripcord in Fracture Jaw.

Mind Trip See all seven memory endings and play through all four path ends in Break on Through.

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

First Contact Destroy all enemy spacecraft during the chase scene.

Xenaphobe Kill Space Brutina.

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

Hey, not too rough Finish the Campaign on any difficulty