Complete the game without harvesting any Little Sisters.
Either Harvest or Rescue every Little Sister in the game.
Fully upgrade three weapons.
Successfully invent at least 100 items.
Purchased every slot in all four Plasmid and Tonic tracks.
Take at least one photo in every research group.
Fully upgrade two weapons.
Fully upgrade one weapon.
Successfully invented all possible ammo types.
Purchased every slot in one of the Plasmid or Tonic tracks.
Successfully invent at least one item.
Successfully complete 50 hacks.
Acquire at least one weapon upgrade.
Take a Research Photo of the highest grade.
Take at least one Research Photo of a Splicer.
Purchase one slot in any Plasmid or Tonic track.
Successfully hack a safe.
Successfully hack a security camera.
Successfully hack a turret.
Successfully hack a vending machine.
Successfully hack a security bot.
Perform at least one successful hack.
Successfully complete the Welcome To Rapture Level.
Shock an enemy in the water.
Charged up the Ferris Wheel 9 different times in &A Shocking Turn of Events&
Rescued the Little Sister in &Worlds of Hurt&
Found all collectable Roses in &A Shocking Turn of Events&
The player has rescued the Little Sister in &A Shocking Turn of Events& in under 4:00
Rescued the Little Sister in &A Shocking Turn of Events&
Rescued the Little Sister in &Worlds of Hurt& in under 15:00, on Medium or higher difficulty
Found all collectable Roses in &The 'I' in Team&
Found all collectable Roses in &Worlds of Hurt&
Rescued the Little Sister in &Worlds of Hurt& on medium or higher difficulty using only the wrench.
Rescued the Little Sister in &The 'I' in Team& in under 3:00
Rescued the Little Sister in &The 'I' in Team&
Complete the game on Hard difficulty without using a Vita-Chamber.
Rescued the Little Sister in &The 'I' in Team& without destroying any Machine Gun Turrets
Fully research the Bouncer.
Hit the jackpot at a slot machine.
Acquire all upgrades for all weapons.
Complete the game on the hardest difficulty setting.
Collect or Invent 53 Tonics in the Physical, Engineering and Combat tracks.
Find every audio diary.
Max out all possible research.
Fully research the Little Sister.
Fully research the Rosie.
Fully research the Nitro Splicer.
Fully research the Spider Splicer.
Fully research the Leadhead Splicer.
Fully research the Thuggish Splicer.
Fully upgrade five weapons.
Fully upgrade four weapons.
Fully research the Houdini Splicer.
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