ClefSign

Behind Closed Doors Close an open door by yourself.

50 Kills: Moss - 12 Kill 50 Enemies with the Moss - 12

STAND YOUR GROUND Markus stood his ground against the police

Pacifist Complete the Sewers without killing any Zurks.

Most Annoying Guest Ever Ring the front desk bell 100 times

30 Kills: Mk-NDI Kill 30 Enemies with Mk-NDI Grenades

Misdirection Distract 15 enemies with rocks (Campaign only).

Energy Conscious Turn off the television

Charted! - Normal Finish the Game on Normal Without Changing the Difficulty

Brother In Arms Liberate 1 Outpost playing as Hurk (Campaign Co-op only).

Portal Shutdown Successfully shut down the condenser portal.

Dude, It's Like, Cannibalism Hoagie eats a Hoagie

Boom Goes the Dynamite Shoot a bundle of dynamite out of the air.

And Then the Universe Implodes Try to mix the disappearing ink with Booboo-B-Gone

30 Kills: Mk-NDI Kill 30 Enemies with Mk-NDI Grenades

Olive Branch Return the stamp album to Weird Ed

RUTHLESS The Tracis were killed

Rap Sheet: Thief Pick up 15 things that don't belong to you

I'm Sure He'd Never Notice Try to swap the textbook with the stamp album

Hacked a Security Camera The player has successfully hacked a security camera

So Close... The Old Warehouse - Reach the end with all characters... and fail

Locked and Loaded Buy all attachments for one weapon (Campaign only).

Professional Fortune Hunter Find 40 Treasures

Brutal Slugger Kill 20 Enemies with Brutal Combo

No Stone Left Unturned Find all documents, relics and GPS caches.

I Remember! Gather all B-12 memories.

And Then the Universe Explodes Try to mix the decaf and caffeinated coffees

Moronic Drone Get a job

Only Hoagie Can Make a Tree Create a cherry tree

Only George Can Destroy a Tree Destroy a cherry tree

The Ravens' Spoils Complete chapter 5

Badges Collect all badges.

Changing Lanes Perform a Vehicle Takedown from the passenger seat of a vehicle (Campaign Co-op only).

Rap Sheet: Kleptomaniac Pick up 30 things that don't belong to you

Rap Sheet: Yegg Open the safe

Novelty Enthusiast Get all six novelty items

Voiding the Warranty Try to put something metal in the microwave

Obvious, Really... Make it rain

That Only Works with Alligators Try to flush the hamster

Researched a Splicer The player has taken at least one Research Photo of a Splicer

Windsock it to Me Change the flag

Costume Quest Clothe Laverne in the costume

That Joke Never Gets Old Squirt five different people with disappearing ink

Cleric Beast Defeat Cleric Beast.

Rap Sheet: Vandal Deflate Oozo

WWSCD? Climb through the chimney with all three kids

Damaged Goods Complete chapter 6

Bought One Slot The player has purchased one slot in any Plasmid or Tonic track

Territory Scratch in every chapter.

Sneakitty Go through Midtown without being detected by the Sentinels.