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Rock, Paper, Plasma In Voyage of Despair, kill 9 zombies via Catalytic Detonations in a single game

Even Stronger Build up a weapon into a new weapon.

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

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

Prayers for the Dead Witnessed the Seven-Day Sending.

My First Pin Mastered one type of pin.

Good Samaritan Complete 25 Optional Objectives

Guys Night Out Arrive at Final Destination with Only Male Survivors

Rosie the Rampager Arrive at Final Destination with Only Female Survivors

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

Majority Shareholder Spend 30 Commendations

Shifting Warrior Bound 5 Daemons.

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

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

Shattered Soul Proof of using every Break Soul.
Use this unique power wisely and
you can overcome any foe.

Battle Brother Get a Multiplayer character to Lvl 10.

Squelched Sahariel Defeat Sahariel in the Cardianon control tower's central isolation chamber.

Porcupine Shoot a Walker with 10 Bolts without Killing It

Respect for the dead Plundered all four resting places

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

Rare and Exceptional Purchase Armor, a Charm, or Vanity Gear from Masujiro the Melodious in New Game+.

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

That's a Nice Swing You've Got Kill Walkers Using Every Melee Weapon

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

Economic Linchpin You buy, sell, and enhance equipment.
You're a real mover, shaker, and genuine job creator!

The Chaos In the Rift Encountered a chaos event.

Dungeon Makeover Unlock 50% of Crucible content

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

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

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

Short, Controlled Bursts Defeat all Xenomorphs in the Sulaco hangar bay without them crossing your barricade

Chain Burst Champion Activate chain bursts 100 times in battles (excluding certain battles)

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

I Can Handle This Myself Enter Sherwood Without Any Survivors

It's Gotta Be the Brain Dismember All Limbs of 5 Walkers

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

Greedy for Ingredients Awarded for obtaining every available ingredient.

Played with fire Defeated the Keeper after changing his initial magic school to the fire type

The circle is now complete Get to Rank 100

Remember the Fallen Collect all 35 Dog Tags

Monster Summoner Summoned your first monster.

Look Who's Coming to Dinner Complete Case 4 of the Story

Master of Sword and Gun Complete a Chapter of the single-player campaign using only the Bolt Pistol and Chainsword.

Recollector Viewed all the memories of 1 Daemon.

Specialized Weapon Max any attribute for a weapon without an attachment.

They Know Me at the Range Kill Walkers Using Every Ranged Weapon

Drilling for Justice Assemble the cryonucleation tunneller - the cryodrill

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

The Emperor's Marksman Kill 10 enemies in a row in a single Ranged Fury activation.

Crabs Are Neat Find 20 wee pincers