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Two's Company, Four's a Party Complete any Adventure level with 4 players.

Don't burn yourself out Defeated the Keeper

Tailor-made Chose a perfectly fitting armor

Mancake! Kill an enemy by dropping a structure on them.

Chapter 6 Speedrun Complete a Speedrun of Chapter 6 below the target time.

Avenged Confronted the culprit behind the Vael family's murder. ("The Exiled Prince" downloadable content)

Memento Gave Sebastian a family heirloom. ("The Exiled Prince" downloadable content)

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Head Trauma Use every type of melee weapon on a zombie

The Emotionless Being Kill 3000 enemies.

The Headsman Perform 50 executions.

Ultimate Portal Knight Unlock all other trophies.

Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

I'm Faster Than You Defeat Kung Fu Master.

Operation Hong Kong Defeat Yensen.

Vengeance Killed 5 Mathusians with fire or electricity.

Donut Mess with a Cop Unlock Officer Dick.

Chain Gang Killed 2 Malthusians within a timed chain attack.

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

Go Figure Plant ShadowChild's figurine.

Supernova Get 3 stars on each of the first 14 Echoes

Superior Completion Skillz! Finish the game!
"Congratulations! Thanks for your hard work!"

Chapter 7 Speedrun Complete a Speedrun of Chapter 7 below the target time.

Dear Brother Play as Bunji.

Help Desk Get the Blade lobby desk clerk to help you bypass security.

That Party was Ace Ace every Adventure level in The Journey Home.

Real men don't need a map Just in case you picked up a shielding map

Chapter 8 Speedrun Complete a Speedrun of Chapter 8 below the target time.

Not a Fluke Win 10 Blackout games

Perk-olated Purchase a single Team Perk.

Going to the Vet Earn the "Veteran" Challenge Collection.
0/10

Rock, Paper, Plasma In Voyage of Despair, kill 9 zombies via Catalytic Detonations in a single game

It's a Trap! Kill at least one zombie with three different traps in a single round. (Map Pack 2 only)

With Extreme Prejudice Skulljack an ADVENT Officer

Straw Purchase Gift a Mystery Box Wonder Weapon to a teammate and have them accept it

Extract The Data... Get the data that Pritchard is after from within the Palisade Blade.

Expose The Truth! Decide what to do with the evidence you uncovered.

Golden Idol Perform every Single Player Skillshot in the game

But Wait - There's More! On any Armored Transport heist, find the plans that unlocks the Train Heist.

Rain Maker Collected all trophies.

Cold Turkey Defeat Ivan Sovlenko.

Psychological warfare Manipulated the Keeper's magic schools

Chapter 9 Speedrun Complete a Speedrun of Chapter 9 below the target time.

Just Take the Pod Complete all New Horizon Expeditions.
0/4

Bro Code Violation Perform a stealth takedown on the Raven soldier at the urinal.

Constellation Prize In IX, kill 9 zombies with a single uncharged shot from the Death of Orion

Going Up… In The Darkest Shore, unlock the Ubersprengen.

Not a chicken! Clear 10 secondary missions.
"You mission freak!"

Tier One In a group of 4 finish an Operation on Challenge with 5 directives enabled.