H1Y2N

Prestigious PP Get over 2,000 PP from a single zombie kill.

King in the North Complete all Final Stand Assignments

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

Birth of An Abomination Complete Root of All Evil

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

Hard Headed Collect 1000 helmets

Reinvent the Weapon Wheel Re-collect all of the weapons on the Weapon Wheel

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

Classic Mercenary Complete all acts on Normal Difficulty
4/5

Blitzkrieg Complete the single player campaign in under 12 hours.

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

Not One Inch In Gorod Krovi, complete a Lockdown Event.

It's a Trap! In Shi No Numa, kill at least one zombie with three different traps in a single round.

Derailed Complete The Places We’re Meant to Die

Big Top! Achieve a score of 2500 or higher in "Gonzo's Endless Cannon Run Ride!"

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

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

Enough Coin to Disappear You survived The Brigmore Witches in low chaos with 10,000 coins

Match Made in Hell In Blood of the Dead, complete a Gondola ride with the Warden

The circle is now complete Get to Rank 100

Leave no Dead Man Behind Kill every zombie in the Park before leaving.

Drilling for Justice Assemble the cryonucleation tunneller - the cryodrill

Bigger They Are Complete Longest Yard

Live Die Reload Complete Extra Life Mode with 5 Extra Lives in your Inventory (Ancient Gods 2)

Team Player In Zombie Rush, obtain a Team Score of 500,000

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

No More Marching Killed all the mascots of the Popcorn Parade

Home Maker Change the Home Stadium of any team

Is This Real Life? Survived rebooting the network in the Project Resolve Center

Flipper Flip the level 6 times in Protector mode

Let Lounging Lickers Lie Do not wake up Lickers in the Atrium encounter in By the Trail of Our Dead

Delivery Specialist Deliver all 5 virus samples for your team in Dispatch's Biohazard Mode

I am death incarnate! Beat the game on "I am death incarnate!" difficulty or higher

Stalact-tactician Takedown 2 enemies with one stalactite

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

For Auld Lang Syne Stop Freeze and bring Boyle to justice

New Choons Import your own sounds into the game using the Custom Music & Chants feature

Kraken Unfettered In Voyage of Despair, kill 9 enemies with a single shot of the Kraken

Supreme Commander Completed all chapters on any difficulty using Optimus Prime.

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

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

Mozambique Here! Ping a Shotgun in Battle Royale.

Game Over Beat Horde Mode

Squad Chief Helvig Defeated S&R Squad Chief Helvig

Boosted! Hold Super Boost for 15 seconds in Protector mode

Expert Manager Reach B-Spec Level 40.

Captain Pig-ard Achieve a score of 4000 or higher in "Pigs In Elevators (In Space)!"

Natural Talent You finished Mystery Foe without using any active supernatural powers

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

Buster Destroy 1000 breakable objects in a single player campaign.