Guggmutt

Endurance II Unlock assault perk 5

Skilled Hacker The player has successfully completed 50 hacks

Daredevil Kill an enemy while blinded by a flashbang in the single player campaign.

Broke Fontaine's Mind Control The player has broken Fontaine's mind control

Sound Loop Prize Create 20 Sound Balls in Sound Loop.

Death From Above Operate an AC-130 gun ship.

Became a Big Daddy The player has become a Big Daddy

Defeated Atlas The player has defeated Atlas

Rescue Roycewicz Save Pvt. Roycewicz on the stairs.

Marksman magazine + Unlock tactical perk 7

Straight Flush Kill 5 enemies with one shot while in the AC-130 gunship.

Three Fully Upgraded Weapons The player has fully upgraded three weapons

Roadkill Kill 2 enemies by blowing up a car in the single player campaign.

Vaporize Unlock demolition perk 6

LKW battery + Unlock assault perk 7

Down Boy Down Survive a dog attack.

Wrong Number Find Al-Asad's safehouse.

Explosion Man Kill 20 enemies with explosives in a single level.

No Rest for the Weary Stab an injured crawling enemy.

Fully Researched Gun Splicer The player has fully researched the Leadhead Splicer

Secrets revealed I Solve the first Enigma code

Ammo Inventor The player has successfully invented all possible ammo types

Reinforcement Denied Kill at least 3 rappelling enemies in a single rope.

Bullseye Unlock demolition perk 4

Fully Researched Thug Splicer The player has fully researched the Thuggish Splicer

Piggyback Ride Carry Cpt. MacMillan to safety.

Secrets revealed II Solve the second Enigma code

The lives of others Collect all letters

Maxed All Tracks Purchased every slot in all four Plasmid and Tonic tracks

"Run you pigeons! It's Robert Frost!" Try to intimidate the pigeons.

Secrets revealed III Solve the third Enigma code

Heart of gold Collect all gold items

Sentinel Unlock demolition perk 7

Secrets revealed IV Solve the fourth Enigma code

Rocket magazine + Unlock demolition perk 5

Desperate Measures Corner Zakhaev's Son.

Little Sister Savior The player has completed the game without harvesting any Little Sisters

Fully Researched Spider Splicer The player has fully researched the Spider Splicer

Four Fully Upgraded Weapons Fully upgrade four weapons

You Think You're Tougher Than Me? Finished the prologue of the main story.

Win the War Complete the game on any difficulty.

"Great news -- we've discovered a new, secret talent of our tiny messengers!" Catch up on how the pigeons are doing.

Let's Do This Finished Chapter 1 of the main story.

"Consider it an homage." Have Olivia recite one of your poems.

Prolific Photographer Take at least one photo in every research group

Dealt with every Little Sister The player has either Harvested or Rescued every possible Little Sister

"It shone, pale as bone..." Look at the moon.

Hello Face Prize Use Hello Face to bring 3 faces to life.

The Package Complete 'Crew Expendable' on Veteran difficulty.

"Here, let me hold that metal detector for you while you cry..." Listen to Carla's whole story.