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Shields Up! Successfully defend yourself with your shield 20 times

Torn Into Pieces Complete "Torn Into Pieces" challenge

Untouchable Use only one self revive care package in the "Special Delivery" Special Ops mission.

Shinier than Gold Get 7 GOLD MEDALS in the Alps Invitational Challenges

Enforcer Get at least 15,000 points in one Echo round

Receiving End Complete "Receiving End" challenge

Extinguisher In the Sewer map, kill 5 enemies in 1 wave by setting them on fire then extinguishing them

dr0n3d Complete the "Arctic Recon" Special Ops mission in under 3:30.

Fertilizer Man Kill 200 zombies in a single game. (Map Pack 2 only)

Fling Me to the Moon In Der Eisendrache, use every Wundersphere twice.

High Roller Complete the "Iron Clad" Special Ops mission on Veteran difficulty.

Stroke of Luck Complete "Stroke of Luck" challenge

Hoarder Have a total of at least 250,000 points in Echoes Mode's total high score

Cracker Complete "Cracker" challenge

Elements Completionist Gain all stars in 'Elements'.

Horsepower Completionist Gain all stars in 'Horsepower'.

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

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

The Pinball Effect Complete "The Pinball Effect" challenge

RPM Completionist Gain all stars in 'RPM'.

Supernova Get 3 Stars on 20 different Echoes

Hell Razor Kill a Burnout using the helicopter that arrives in Crash Site

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

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

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

Moneybags Have 15000 credits in the bank in Outbreak.

Headshot Bonanza Complete "Headshot Bonanza" challenge

Fast Track On Mean Street, kill all the snipers on the rooftop before the DNA bomb explodes

Out of the Bush Complete "Out of the Bush" challenge

The New Time-Master Beat all of Nefarious Tropy's times in Time Trial Mode.

Is everyone here? Unlock all characters from the original roster.

Turbocharged Completionist Gain all the stars in 'Turbocharged'.

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

Deer in the Headlights Stab five stunned enemies in a row in the "Light 'Em Up" Special Ops mission.

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

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

Lamborghini Icons Completionist Gain all the stars in 'Lamborghini Icons'.

Burgle Burgle Burgle Steal 10 kills from a teammate in Outbreak.

Poly Cruncher Complete "Poly Cruncher" challenge

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

Like the back of your hand Reach 100% exploration on one REGION in Alps

The legend was not enough Reach the LEGEND rank in 3 different fields of expertise

Unite In Speed Completionist Gain all stars in 'Unite In Speed'.

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

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

Whoo-paah! Complete "Whoo-paah!" challenge

You Died Alot Get killed by Jason 100 times.

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

Pacesetter Completionist Gain all stars in 'Pacesetter'.

Sub Zero Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.