NGrumX

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

Plummeter Fall for 30 seconds.

Hi Score Collect 1,000,000 points over all story levels you have played.

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer

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

Not on My Watch Kill a fleeing Wargar in the town of Dyfed

Closing the Experiment Log Earn ALL of the platinum Flashback Relics

Falcon and the Snowman Complete Crime and Punishment in Single Player.

Two for One Complete Crime and Punishment in Multiplayer.

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

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

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

Perkaholic Have 9 perks active at the same time in MWZ

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

Exorcist As Caddoc, send the demon in the library back to hell at the end of Chapter 4

Episode 6 Complete Finish Episode 6.

The First One is the Hardest Get your first 1,000,000+ combo

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike

Zombie Master Perform all the moves for the Zombie fight style in a single fight

Supernova Get 3 stars on each of the first 14 Echoes

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

Taking Blood Steal the Blood of Lathander from underneath Rosymorn Monastery.

Karate Master Perform all the moves for the Karate fight style in a single fight

Peace your pants Successfully complete a Resistance Mode mission on hard difficulty.

Go Figure Plant ShadowChild's figurine.

Grounded As Caddoc, Put down the Blind Dragon at the conclusion of Chapter 5

Under the Radar Select a Starting Location and use an Informant to smuggle an item into Milton-Fitzpatrick.

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

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

All out Escape the Morenia

Lovely Challenge IV Discover the Disco Inferno and the Dancing Dino costumes

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

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

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

The Bereaved Unlock Wendy

Mindful Vandalism Place a sticker or a decoration on another player's sackperson.

Tumbler Perform an impressive Barrel Roll

Peak Performance Get a score above 1,000,000 points on The Last Yardbird.

Skitchin' Reach 200 km/h with the Hoverboard for 10 seconds while grappled to a vehicle

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

Take your own advice Save Aksali Noll

Hard Headed Collect 1000 helmets

Spirited Sparring Kill 500 enemies with Ultimate Skills as a Spiritborn.
0/100

Muay Thai Master Perform all the moves for the Muay Thai fight style in a single fight

The Postman Delivered the journal to Lucien.

A moon in your hand Retrieve the map to Okala V

Lovely Challenge II Discover the Lord of the Gnomes and the Handyman costumes