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Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Egg-stra Devastation! Complete the Egg-Stra XP challenge and then destroy a hive in the Devastation DLC package.

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Head Trauma Use every type of melee weapon on a zombie

A Bridge To Somewhere Extend the bridge in Awakening in Regular or Hardcore difficulty.

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

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

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

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

Slow and Steady Win an action race without using any boost, or using a boost pad

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

Combo Machine Perform 20 auto combos. (Arcade/online only)

Escaped Awakening Escape Awakening for the first time in Regular or Hardcore difficulty.

Devastator Deal 20 combat damage to a player in a single turn in a game

Pit Master Discover and fight Hidden Kombatant 3 in Arcade Ladder

Airship Adventurer Complete the Zeppelin of Consequence Adventure.

Egg-stra Awakening! Complete the Egg-Stra XP challenge and then scan an obelisk in the Invasion DLC package.

Turnabout is Fair Play Kill 50 Cryptids with the Venom-X weapon in Nightfall in Regular or Hardcore difficulty.

Nightfall Completionist Complete all challenges and kill the Breeder in Nightfall in Regular or Hardcore difficulty.

Autobarmy Travel 7,903 miles (12,718km) in total - the length of the Autobahn.

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

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

Can You Feel that Shield Power? Complete "Homebase Storm Shield Defense 6"

Upping the Ante Kill the Kraken using a Relic in Mayday in Regular or Hardcore difficulty.

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

Become a Superhero Complete "Hero Training - Stage 2"

Hat Trick Kill 3 aliens with a single shot from the NX-1 Disruptor in Regular or Hardcore difficulty.

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!

Launch the Rocket Complete all the Main Quests in Stonewood

Mass Exodus Complete the final Ancestor encounter in Regular or Hardcore difficulty.

Dog Fight Kill a Gargoyle with the Vanguard in Awakening in Regular or Hardcore difficulty.

Stalact-tactician Takedown 2 enemies with one stalactite

Range Tour Winner Win the Range Tour

For Auld Lang Syne Stop Freeze and bring Boyle to justice

Eggstra Nemesis! Complete the Egg-Stra XP challenge and then activate a generator in the Nemesis DLC package.

Trigger Happy Use all the weapons in the game

All-Gold S License Get a gold award in every S License test.

Earth's Mightiest Hero Complete Arcade Mode.

Doll Hobbyist Collect all unique dolls in the Royal Train Station.

Splicer God Complete the "Wrath of the Machine" raid on heroic difficulty.

Walk the Plank! Complete "Plankerton Storm Shield Defense 1"

The Architect Successfully build all of the Schematics in Mayday in Regular or Hardcore difficulty.

Waiting Is Half The Fun Patience is key to any warrior's training. Fight in network battles 30 times using the standby function. The longer you wait, the greater the joy will be when you finally get picked.

Snowjob Get 3 enemies frozen in one attack

Mayday Completionist Complete all Challenges and kill the Kraken in Mayday in Regular or Hardcore difficulty.

Down with the Revolution Stop Anarky thug operations in South Gotham

Well Trained Traveler Complete the Triple Decker Tank Engine adventure.

Blackmore Stack Complete the Final Challenge.

Spelunker Find all of the Intel in Awakening.