No missable achievements (plus 65 unknown)
Sign in with Steam or Xbox to track your progress, and:
Shock an enemy in the water
Successfully complete the Welcome To Rapture Level
Perform at least one successful hack
Successfully hack a security bot
Successfully hack a Vending Machine
Successfully hack a Turret
Successfully hack a safe
Successfully hack a Security Camera
Purchase a Plasmid Slot or Tonic Slot in any track
Take at least one Research Photo of a Splicer
Take a Research Photo of the highest grade
Acquire at least one weapon upgrade
Invent at least one item
Successfully complete 50 hacks
Fully upgrade one weapon
Purchased every slot in one of the Plasmid or Tonic tracks
Fully upgrade two weapons
Fully upgrade three weapons
Complete the game without harvesting any Little Sisters
Fully research the Leadhead Splicer
Fully upgrade four weapons
Either Harvest or Rescue every Little Sister in the game
Collect or Invent 53 Tonics in the Physical, Engineering and Combat tracks
Fully research the Thuggish Splicer
Purchase every slot in all four Plasmid and Tonic tracks
Fully research the Spider Splicer
Invent all possible ammunication types
Take at least one photo in every research group
Fully upgrade five weapons
Fully research the Houdini Splicer
Fully research the Rosie
Fully research the Little Sister
Fully research the Nitro Splicer
Fully research the Bouncer
Rescued the Little Sister in “The ‘I’ in Team”
Hit the jackpot at a slot machine
Acquire all upgrades for all weapons
Complete the game on the hardest difficulty setting
Successfully invent at least 100 items
Max out all possible research
Rescued the Little Sister in “A Shocking Turn of Events”
Rescued the Little Sister in “Worlds of Hurt”
Rescued the Little Sister in “The ‘I’ in Team” in under 3:00
Found all collectable Roses in “The ‘I’ in Team”
Find every audio diary
Rescued the Little Sister in “The ‘I’ in Team” without destroying any Machine Gun Turrets
Found all collectable Roses in “A Shocking Turn of Events”
Charged up the Ferris Wheel 9 different times in “A Shocking Turn of Events”
The player has rescued the Little Sister in “A Shocking Turn of Events” in under 4:00
Found all collectable Roses in “Worlds of Hurt”
Rescued the Little Sister in “Worlds of Hurt” using only plasmids, tonics, the wrench, and the research camera, on Medium or higher difficulty
Rescued the Little Sister in “Worlds of Hurt” in under 15:00, on Medium or higher difficulty