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Manhunt You completed the most wanted side mission.

Socket-to-me In Zombies, upgrade a skill.

Architect Share a Blueprint with your Co-Op partner.

The Right Direction Win your first B-Spec event race.

Backstabber Kill 20 enemies with melée while they are idle

SOAKED Activate the sprinklers in the Male Ward

Jackhammer Rush As an Engineer, Vanquish 10 Players while riding the Jackhammer

The Whole Story Collected all Audio Diaries and Voxophones in Burial at Sea - Episode 2.

Making Popcorn As a Cactus, Vanquish 10 Players with the Drone's Corn Strike

It Takes Two to Tango Chain a 40-defeated combo in Team Slayers.

Offensive Line As an All-Star, Vanquish 5 Players using the Sprint Tackle in a session

Crazy Dave Squad Reach Level 5 with Every Plant Class

Sunday Driver Complete the driving portion of S.O.E. without hitting any obstacles.

Run the Gauntlet Complete "Desperate Escape" on Professional.

Explosives Expert Get 150 kills with the Carbine 40mm, LAARK, or frag grenade in the single player Campaign.

Garden Hardcore Complete a Garden Ops match on Hard Difficulty

Split Pea Zombie Soup As a Peashooter, vanquish 10 Players with the Pea Gatling in a session

Blade Runner - 75 kills with the knife Kill 75 Helghast using the knife

Throw a Six and a Half On Hardened or Veteran difficulty, complete a level without dying. (Solo only)

Helping Hands Revive a Co-op player 20 times

Bloody Good Time Perform a Fatality in a match with every character

Sphinx' Riddle Complete all 40 of the Catwoman Riddler grid items

The Hammer Strikes Complete 'Their Land, Their Blood' on Veteran difficulty. (Solo only)

Gnome Bomber Pick up a Gnome Bomb

Not out of Gobblegum! In Shadows of Evil, purchase and chew every type of GobbleGum in your Pack.

Babysitter - Revive 25 Buddies Revive your buddies a total of 25 times

Spitting Lead Kill 50 enemies using the Wraith with the force barrier engaged in the single player Campaign.

Army of One Win 15 matches in Slayers.

“Worlds of Hurt” – Tough Guy Rescued the Little Sister in “Worlds of Hurt” using only plasmids, tonics, the wrench, and the research camera, on Medium or higher difficulty

Finish Him You completed 10 melee counters in 4 minutes.

T-Bone: Friends in Need Complete Act 1

Survive the Wild Escape from the deep dark Wild.

Snaretastic As a Chomper, Swallow 10 Snared Zombies in a session

National A License Complete the A License.

Fight To The Last - Kill 1500 Helghast Killed 1500 Helghast

Archivalist Collect all journals

Pistol Pete Showdown Singleplayer: Get a total of 30 pistol kills

Can't Stop This Win an Invasion 1v1 fight

Zomboss Recruit Reach Level 5 with Every Zombie Class

Corpse Wagon Detonate fallen Leeches to kill 25 enemies

Campaign Bronze Obtain 36 medals on the original Arkham City campaigns (as Batman)

Tower Master Complete 10 Living Towers

Gunslinger Assassinate General Amsel with a pistol shot. (Solo only)

Faction Champion Reach level 50 in any faction

Ack Ack Protect your tanks by shooting down all planes in Operation Cobra.

EMANCIPATED Collect the key in the Female Ward

Friendly Skies Defeated all waves in The OPS Zeal.

Vacuum Cleaner Decompress 20 Necromorphs without getting sucked out yourself

Old-Timer Acquire a car manufactured in 1959 or earlier.

Liberty City (5) Your friends all like you above 90%.