Little Sister Savior

The player has completed the game without harvesting any Little Sisters.

Defeated Atlas

The player has defeated Atlas

Fully Researched Gun Splicer

The player has fully researched the Leadhead Splicer.

Fully Researched Spider Splicer.

The player has fully researched the Spider Splicer.

Became a Big Daddy

The player has become a Big Daddy.

Dealt with every Little Sister

The player has either Harvested or Rescued every possible Little Sister

Skilled Hacker

The player has successfully completed 50 hacks.

Three Fully Upgraded Weapons

The player has fully upgraded three weapons.

Broke Fontaine's Mind Control

The player has broken Fontaine's mind control

Two Fully Upgraded Weapons

The player has fully upgraded two weapons.

Found Cohen's Room

The player has entered Sander Cohen's personal quarters.

One Fully Upgraded Weapon

The player has fully upgraded one weapon.

Maxed One Track

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

Completed Cohen's Masterpiece

The player has completed Sander Cohen's great masterpiece

Restored the Forest

The player has restored the forests of Arcadia

Hacked a Security Camera

The player has successfully hacked a security camera.

Basic Inventor

The player has successfully invented at least one item.

Defeated Dr. Steinman

The player has defeated the crazed Dr. Steinman

Researched a Splicer

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

Upgraded a Weapon

The player has acquired at least one weapon upgrade.

Bought One Slot

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

Hacked a Security Bot

The player has successfully hacked a security bot.

Quality Research Photo

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

Defeated Andrew Ryan

The player has defeated Andrew Ryan

Defeated Peach Wilkins

The player has defeated Peach Wilkins

Completed Welcome.

The player has successfully completed the Welcome To Rapture Level.

Hacked a Vending Machine

The player has successfully hacked a vending machine.

Hacked a Safe

The player has successfully hacked a safe.

Hacked a Turret

The player has successfully hacked a turret.

One Successful Hack

The player has performed at least one successful hack.

Toaster in the Tub

The player has shocked an enemy in the water.