Groundskeeper

Rookie of the Year Earn a B Rank in the Trial of Initiation

Super Rallier Earned Gold in all Special Rallies in Mission Challenge

Salute Me Achieve the rank of Lieutenant.

Stunning! Pigsy's Perfect 10: Stun 5 enemies using one single EMP device.

Never Speak of This Again Finish Extermination

Moocifer Create a Cow Demon

New Threads Use a new Title and Icon, and fight in one online match. Right on!

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

Double Trouble Complete The Pen and the Sword in Multiplayer.

Super, Man! To battle is to win a fight with overwhelming strength! Show me you can do 100 Super Combos!

He Talked Too Much Defeat Emerson Miller

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

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

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

Two for One Complete Crime and Punishment in Multiplayer.

Finale Unlocked the Ending Movie

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

Burning times Complete a level on Master difficulty without using bombs, overdrive or boost with a custom ship

Go Figure Plant ShadowChild's figurine.

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

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.

Not My First Rodeo Ride a friendly Agency drone for 1,000 meters, without getting off it

Drone Joust Defeat an Agent riding an Agency drone while riding an Agency drone yourself

Campaign Nightwing Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)

Rough Rider Destroy 15 vehicles during a single challenge

Clean Sweep Complete the System Rift Jensen Story without killing anyone.

Right on Time Earned Gold in all Time Rallies in Mission Challenge

Let it Snow Receive the Extreme Environment Suit (XE Suit)

Murder He Wrote Find all pieces of evidence behind the Saridakis murder.

A Just Cause Decide what to do with the Altered Biocell.

Drilling for Justice Assemble the cryonucleation tunneller - the cryodrill

See You In My Dreams! Visualization is a crucial skill, so try watching 50 replays! I watched so many, I started seeing Master Zangief in my dreams!

Knock Knock Get Slaw to open the security door within the Palisade Blade.

Too Hot to Handle Complete the server chamber area without being detected by any HeatEye cameras or enemies.

Flipper Flip the level 6 times in Protector mode

Stalact-tactician Takedown 2 enemies with one stalactite

Don't Reach, Kid Find the basketball and put it in the hoop.

For Auld Lang Syne Stop Freeze and bring Boyle to justice

A Criminal Past Complete A Criminal Past.

Boosted! Hold Super Boost for 15 seconds in Protector mode

Expert Manager Reach B-Spec Level 40.

Quid Pro Quo Help out a fellow inmate by making a trade.

Snowjob Get 3 enemies frozen in one attack

Bathe With A Giant Nude Alien Take a bath with Toxxo.

Code of Conduct Complete A Criminal Past without killing anyone.

Down with the Revolution Stop Anarky thug operations in South Gotham

We Came, We Chainsaw, We Conquered Kill a Bloat with Knifey's new upgrade.

Dressed for the Occasion Blend in with the proper prisoner jumpsuit.

Ultimate Ultra Candy always says you gotta win with style, so go out there and perform 50 Ultra Combo finishes!