Weapon Specialist

The player has acquired all upgrades for all weapons.

Found Cohen's Room

The player has entered Sander Cohen's personal quarters.

Irony

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

Five Fully Upgraded Weapons

The player has fully upgraded five weapons.

Fully Researched Little Sister

The player has fully researched the Little Sister.

Fully Researched Bouncer

The player has fully researched the Bouncer.

Dealt with every Little Sister

The player has either Harvested or Rescued every possible Little Sister

Lucky Winner

The player has hit the jackpot at a slot machine

Broke Fontaine's Mind Control

The player has broken Fontaine's mind control

Fully Researched Thug Splicer

The player has fully researched the Thuggish Splicer.

Defeated Andrew Ryan

The player has defeated Andrew Ryan

Fully Researched Houdini Splicer

The player has fully researched the Houdini Splicer.

Three Fully Upgraded Weapons

The player has fully upgraded three weapons.

Ammo Inventor

The player has successfully invented all possible ammo types.

Fully Researched Spider Splicer.

The player has fully researched the Spider Splicer.

Fully Researched Gun Splicer

The player has fully researched the Leadhead Splicer.

Completed Cohen's Masterpiece

The player has completed Sander Cohen's great masterpiece

Two Fully Upgraded Weapons

The player has fully upgraded two weapons.

Prolific Photographer

The player has taken at least one photo in every research group.

Maxed One Track

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

Restored the Forest

The player has restored the forests of Arcadia

One Fully Upgraded Weapon

The player has fully upgraded one weapon.

Skilled Hacker

The player has successfully completed 50 hacks.

Basic Inventor

The player has successfully invented at least one item.

Upgraded a Weapon

The player has acquired at least one weapon upgrade.

Defeated Peach Wilkins

The player has defeated Peach Wilkins

Quality Research Photo

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

Researched a Splicer

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

Hacked a Turret

The player has successfully hacked a turret.

Bought One Slot

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

Hacked a Safe

The player has successfully hacked a safe.

Hacked a Vending Machine

The player has successfully hacked a vending machine.

Defeated Dr. Steinman

The player has defeated the crazed Dr. Steinman

Hacked a Security Camera

The player has successfully hacked a security camera.

Hacked a Security Bot

The player has successfully hacked a security bot.

One Successful Hack

The player has performed at least one successful hack.

Completed Welcome.

The player has successfully completed the Welcome To Rapture Level.

Toaster in the Tub

The player has shocked an enemy in the water.

Maxed All Tracks

The player has purchased every slot in all four Plasmid and Tonic tracks

Fully Researched Rosie

The player has fully researched the Rosie.

Became a Big Daddy

The player has become a Big Daddy.

Defeated Atlas

The player has defeated Atlas

Fully Researched Nitro Splicer

The player has fully researched the Nitro Splicer.

Four Fully Upgraded Weapons

The player has fully upgraded four weapons.