Nibollscreed

Widowmaker Kill 40 enemies with the shotgun.

Defeated Dr. Steinman The player has defeated the crazed Dr. Steinman

Lethal Purchase all skills in all categories.

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

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

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

Quality Research Photo The player has taken a Research Photo of the highest grade

Defeated Peach Wilkins The player has defeated Peach Wilkins

Upgraded a Weapon The player has acquired at least one weapon upgrade

The Professional Fully mod and completely upgrade all weapons.

Basic Inventor The player has successfully invented at least one item

One Fully Upgraded Weapon The player has fully upgraded one weapon

Restored the Forest The player has restored the forests of Arcadia

Completed Cohen's Masterpiece The player has completed Sander Cohen's great masterpiece

Sole Survivor In multiplayer, be the only player on your team that isn't dead or downed.

Maxed One Track The player has purchased every slot in one of the Plasmid or Tonic tracks

Two Fully Upgraded Weapons The player has fully upgraded two weapons

Defeated Andrew Ryan The player has defeated Andrew Ryan

Skilled Hacker The player has successfully completed 50 hacks

Inconceivable! Complete all challenges.

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

Became a Big Daddy The player has become a Big Daddy

Defeated Atlas The player has defeated Atlas

Three Fully Upgraded Weapons The player has fully upgraded three weapons

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

Ammo Inventor The player has successfully invented all possible ammo types

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

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

Get Over Here! Rope pull 5 enemies off edges.

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

Entrapment Catch a player in a snare trap in multiplayer.

Four Fully Upgraded Weapons Fully upgrade four weapons

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

Narcissistic Purchase a new multiplayer character.

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

On My Way Up Reach level 10 in multiplayer.

Fully Researched Houdini Splicer Fully research the Houdini Splicer

Fully Researched Rosie Fully research the Rosie

Fully Researched Nitro Splicer Fully research the Nitro Splicer

Lucky Winner Hit the jackpot at a slot machine

Fully Researched Little Sister Fully research the Little Sister

Irony The player has taken a picture of Sander Cohen's corpse

Former Adventurer Incapacitate 25 enemies with dodge counter.

Five Fully Upgraded Weapons Fully upgrade five weapons

Good Samaritan Revive a teammate in a multiplayer match.

Fully Researched Bouncer Fully research the Bouncer

Lights Out Kill 10 multiplayer enemies using your melee attack.

Adventurer Complete a match in all multiplayer modes.

Escapist Survive 10 explosions in multiplayer.