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Cliffhanger... Singleplayer: Complete Compromised

Dropping Deuce Singleplayer: Jump 7.5 meters high on the ATV

Under The Radar You flew under all the main bridges in the game.

S.E.R.E. Singleplayer: Complete Neptune's Net

Never Quit Singleplayer: Finish all of Rabbit's missions

Rangers Lead the Way Singleplayer: Finish all of Dante's missions

Eight Heroes Aboard Singleplayer: Complete Rescue the Rescuers

The Battle is Won... Singleplayer: Finish the game on Easy, Normal or Hard

Audio Enthusiast Collected all Audio Diaries in Burial at Sea - Episode 1.

Sightseer You have taken all variations of the helicopter tours of Liberty City.

That's How We Roll! You unlocked the special ability of Brucie's helicopter ride.

Gobble Gobble You got a turkey in 10-pin bowling.

Everyone wears masks Find the Black Mask

Like a Surgeon Singleplayer: While long range sniping, hit one of every bodypart

Dial B For Bomb You unlocked the special ability of Packie's car bomb placement.

Cleaned The Mean Streets You caught 20 criminals through the police computer.

Glutton for Punishment Used Ironsides to collect 20 rounds of ammo or more in Burial at Sea - Episode 2.

The Scalpel Singleplayer: Achieve 20 total knife kills

Shut Down Shut down an entire Tower Network

Chain Reaction You exploded 10 vehicles in 10 seconds.

Silent Knight Complete a predator encounter using only silent takedowns in the Main Story

Rolled Over You managed 5 car rolls in a row from one crash.

One Rule Save a life

One down, several to go Complete a Most Wanted entry

Timber! Singleplayer: In Rescue the Rescuers, chop down 5 trees with the Minigun

Manhunt You completed the most wanted side mission.

Dropping Acid Dissolve 50 enemies with acid.

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

Finish Him You completed 10 melee counters in 4 minutes.

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

Anyone see that? Complete a predator encounter without ever being spotted in the Main Story

“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

Perhaps sooner, Perhaps later Defeat the Joker

Faster Than a Tortoise Earn any Time Trial Relic

Right in the Grape... Singleplayer: Get 7 headshots in a row with any weapon except the long range sniper rifle.

Feeding the Pig Singleplayer: In Compromised, get 15 kills with the M60

Space Ace Shoot at least 70 targets during the ride to Tau Volantis.

Electric Lawnmower Kill 30 enemies using an electrified Ripper blade.

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

Friendly Skies Defeated all waves in The OPS Zeal.

Vacuum Cleaner Decompress 20 Necromorphs without getting sucked out yourself

Hard Boiled Kill an enemy with shotgun

Free Flow Fifty Reach x50 Combo in the Main Story

That Old Familiar Feeling Clear The Hallway Of Lasers

Point to Point Glide across Bridge without touching ground

TLAD: The Lost Boy Become leader of The Lost. (The Lost and Damned)

Mission Impossible Complete the game on Zealot setting

Gangster Kill an enemy with Tommy gun

“Worlds of Hurt” – Expert Rescued the Little Sister in “Worlds of Hurt” in under 15:00, on Medium or higher difficulty

You Got The Message You delivered all 30 cars ordered through text message.