e46killin

Big Brawler Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)

Pea Shooter Kill a Rhino with only a pistol in Nightfall in Regular or Hardcore difficulty.

I’ve seen some things… In Kino Der Toten, visit every location the teleporter can take you to.

Perk-a-Holic Have all four perks simultaneously active in a game of Nazi Zombies. (Map Pack 2 only)

Pack-A-Punch-ectomy In Revelations, recover the Pack-a-Punch machine from its abductor.

Utility Man Complete all Missions intercepted from cellular tower signals

Perkaholics Anonymous! Survive until round 20 without buying a single Perk. (Map Pack 3 only)

40 Knives! Kill 40 zombies with the bowie knife. (Map Pack 3 only)

Frequent Flyer! Use the teleporter 8 times. (Map Pack 3 only)

I Meant To Do That Kill yourself 100 times.

Soul Survivor Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)

Speed Slayer Kill the Breeder in less than 5 minutes in Nightfall in Regular or Hardcore difficulty.

All Star Get 100 Stars in S.T.A.R. Lab Mode

Safari Tour Play at least one full round in every Official Map (Ranked Match)

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

Throttled Survival Kill the Breeder while using a Relic in Nightfall in Regular or Hardcore difficulty.

In the Belly of the Beast In Zetsubou No Shima, survive getting consumed.

Around and Around We Go Perform every level interaction once

Taking Flight In Gorod Krovi, ride a Dragon.

Survived Mayday Kill the Kraken for the first time in Mayday in Regular or Hardcore difficulty.

Iron Mode Complete the game in Iron Mode.

Tomb Raider Collect all relics, artifacts and weapons

Professional Reach Rank 10 (Ranked Match)

No Going Back Complete 5 missions in Co-Op.

Targets Acquired Get past the first gate in Awakening in Regular or Hardcore difficulty.

You know you're REALLY Insane, right? Complete the entire main campaign on Authentic Plus difficulty

Der Meisterbogenschuetze In Der Eisendrache, obtain all of the ancient bows.

New Superpower Complete all China Rising Assignments

Undiscovered Truths Find all the intel hidden in Nightfall.

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

Postmaster Complete any outpost by activating all of the generators in Regular or Hardcore difficulty.

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

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Better than the Best Complete the entire campaign on Authentic Plus difficulty with no manual saves

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

Doctor Heal over 500,000 hit points.

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

Untouchable Complete SAM'S STORY on Normal or higher difficulty without dying in Batwing encounters.

Street Fighter Complete all Dragon's Teeth Assignments

The third faction Rescue all the Buddies from their respective predicaments

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

Act IV Complete Act IV.

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

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

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

Rookie Finish the game on Easy difficulty.

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

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

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

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