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Big Game Trapper Use a hypno trap to turn a Rhino friendly in Mayday in Regular or Hardcore difficulty.

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Give Them Something to Believe Complete New Game Plus

Leader Of The Pack Wear the Ocelot Armour and complete any mission featuring Ocelots without killing any of them.

Undiscovered Truths Find all the intel hidden in Nightfall.

Burgertown Escort Service Rescue 1 survivor in Infection.

Just Like Old Times Dispatch the professor with a shot to the groin.

Gotta Catch'em All Collect all secrets.

Acquire Waffle Weapons! Obtain the Ray Gun, DG-2, and the Monkey Bomb at the same time in a game. (Map Pack 3 only)

Chimp on the Barbie In Ascension, kill a space monkey with a fire trap.

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

Come On And ... Slam 10 zombies at once in Outbreak.

Self-Improvement Use a Nimp Relic to gain an ability for the first time

Frozen Fists Complete Frosted Fjord without having a melee or ranged weapon equipped at any time.

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.

Pied Piper of Squirreldom Have 5 squirrels following you around at the same time

Donut Mess with a Cop Unlock Officer Dick.

Going to the Vet Earn the "Veteran" Challenge Collection.
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Deadhead Get 150 zombie headshots in a single game. (Map Pack 2 only)

Alright, Alright Survive until round 10 in Infection.

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

Repeat Customer Save yourself by using the Death Barter enchantment twice in a single mission.

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

Release the Kraken! Killed 20 enemies during the boat exfil in Rip Current

Survivor Survive until Round 25 in Outbreak.

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

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

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

King of the Dead As Black Panther, land a 3-player KO streak in the Intergalactic Empire of Wakanda: Hall of Djalia.

Zoologist Control the ram and feed your opponent to the alligator

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

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

Tutshill Tornado Win 25 games of Quidditch

Lost In The Snow Complete the Lost Settlement secret mission.

Rank - Expert Builder! Collect 80 Gold Bricks

Quill Tosser Killed a Tollusk using only Ground Urchins.

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

Flying Paintbrush Splat a seagull with the paint-ball gun while it's mid-flight

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

Rage Uncaged As Wolverine, land 3 KOs with a single use of Last Stand.

World Cup Wonder Win the World Cup for the first time

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.

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.

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

Don’t Go Making Friends with the Wrong Sort… Win 5 Games of Quidditch While in a Party

Justice for All! As Captain America, land 3 KOs with a single use of Freedom Charge.

Trumpet Trunk Trumpeter Play the trumpet to an Elephant