Achieved | Achievement | % of players | Unlock date |
|---|---|---|---|
 | Toaster in the Tub Shock an enemy in the water | 89.32% | |
 | Completed Welcome to Rapture Successfully complete the Welcome To Rapture Level | 84.1% | |
 | One Successful Hack Perform at least one successful hack | 83.13% | |
 | Hacked a Security Bot Successfully hack a security bot | 82.89% | |
 | Hacked a Vending Machine Successfully hack a Vending Machine | 69.3% | |
 | Hacked a Turret Successfully hack a Turret | 66.63% | |
 | Hacked a Safe Successfully hack a safe | 63.96% | |
 | Defeated Dr. Steinman The player has defeated the crazed J.S. Steinman | 62.62% | |
 | Hacked a Security Camera Successfully hack a Security Camera | 52.43% | |
 | Bought One Slot Purchase a Plasmid Slot or Tonic Slot in any track | 50.36% | |
 | Researched a Splicer Take at least one Research Photo of a Splicer | 48.18% | |
 | Quality Research Photo Take a Research Photo of the highest grade | 44.05% | |
 | Defeated Peach Wilkins The player has defeated Peach Wilkins | 42.23% | |
 | Upgraded a Weapon Acquire at least one weapon upgrade | 41.99% | |
 | Basic Inventer Invent at least one item | 38.23% | |
 | Restored the Forest The player has restored the forests of Arcadia | 33.01% | |
 | One Fully Upgraded Weapon Fully upgrade one weapon | 31.67% | |
 | Skilled Hacker Successfully complete 50 hacks | 31.55% | |
 | Completed Cohen's Masterpiece The player has completed Sander Cohen's great masterpiece | 29.13% | |
 | Maxed One Track Purchased every slot in one of the Plasmid or Tonic tracks | 27.18% | |
 | Defeated Andrew Ryan The player has defeated Andrew Ryan | 26.94% | |
 | Two Fully Upgraded Weapons Fully upgrade two weapons | 26.7% | |
 | Broke Fontaine's Mind Control The player has broken Fontaine's mind control | 25.12% | |
 | Became a Big Daddy The player has become a Big Daddy | 24.03% | |
 | Defeated Atlas The player has defeated Atlas | 23.3% | |
 | Three Fully Upgraded Weapons Fully upgrade three weapons | 22.45% | |
 | Little Sister Savior Complete the game without harvesting any Little Sisters | 19.66% | |
 | Four Fully Upgraded Weapons Fully upgrade four weapons | 16.87% | |
 | Dealt with every Little Sister Either Harvest or Rescue every Little Sister in the game | 16.02% | |
 | Fully Researched a Leadhead Splicer Fully research the Leadhead Splicer | 14.93% | |
 | Maxed All Tracks Purchase every slot in all four Plasmid and Tonic tracks | 14.93% | |
 | Tonic Collector Collect or Invent 53 Tonics in the Physical, Engineering and Combat tracks | 14.81% | |
 | Fully Researched a Thuggish Splicer Fully research the Thuggish Splicer | 13.11% | |
 | Ammo Inventor Invent all possible ammunication types | 13.11% | |
 | Fully Researched a Spider Splicer Fully research the Spider Splicer | 12.5% | |
 | Prolific Photographer Take at least one photo in every research group | 11.89% | |
 | Five Fully Upgraded Weapons Fully upgrade five weapons | 10.68% | |
 | Fully Researched a Houdini Splicer Fully research the Houdini Splicer | 8.86% | |
 | Fully Researched a Rosie Fully research the Rosie | 8.37% | |
 | Irony The player has taken a picture of Sander Cohen's corpse | 7.77% | |
 | Found Cohen's Room The player has entered Sander Cohen's personal quarters in Mercury Suites | 7.65% | |
 | Fully Researched a Little Sister Fully research the Little Sister | 6.8% | |
 | Fully Researched a Nitro Splicer Fully research the Nitro Splicer | 6.31% | |
 | Fully Researched a Bouncer Fully research the Bouncer | 5.95% | |
 | Weapon Specialist Acquire all upgrades for all weapons | 4.98% | |
 | Seriously Good at This Complete the game on the hardest difficulty setting | 4.98% | |
 | Lucky Winner Hit the jackpot at a slot machine | 4.85% | |
 | “The ‘I’ in Team” - Rescuer Rescued the Little Sister in “The ‘I’ in Team” | 4.61% | |
 | Avid Inventor Successfully invent at least 100 items | 4.13% | |
 | Research PhD Max out all possible research | 3.52% | |
 | "A Shocking Turn of Events" - Rescuer Rescued the Little Sister in “A Shocking Turn of Events” | 3.4% | |
 | A Man Chooses The player has beaten the game on survivor difficulty. | 2.79% | |
 | “Worlds of Hurt” - Rescuer Rescued the Little Sister in “Worlds of Hurt” | 2.43% | |
 | Brass Balls Complete the game on Hard difficulty without using a Vita-Chamber | 2.31% | |
 | “The ‘I’ in Team” – Expert Rescued the Little Sister in “The ‘I’ in Team” in under 3:00 | 2.31% | |
 | Historian Find every audio diary | 2.18% | |
 | “The ‘I’ in Team” – Collector Found all collectable Roses in “The ‘I’ in Team” | 2.18% | |
 | I Chose the Impossible Complete the game on Survivor difficulty without using a Vita-chamber | 2.06% | |
 | “The ‘I’ in Team” – Pacifist Rescued the Little Sister in “The ‘I’ in Team” without destroying any Machine Gun Turrets | 1.94% | |
 | “A Shocking Turn of Events” – Collector Found all collectable Roses in “A Shocking Turn of Events” | 1.94% | |
 | “A Shocking Turn of Events” – Master Electrician Charged up the Ferris Wheel 9 different times in “A Shocking Turn of Events” | 1.82% | |
 | “A Shocking Turn of Events” – Expert The player has rescued the Little Sister in “A Shocking Turn of Events” in under 4:00 | 1.82% | |
 | “Worlds of Hurt” – Tough Guy Rescued the Little Sister in “Worlds of Hurt” using only plasmids, tonics, the wrench, and the research camera, on Medium or higher difficulty | 1.7% | |
 | “Worlds of Hurt” – Collector Found all collectable Roses in “Worlds of Hurt” | 1.7% | |
 | “Worlds of Hurt” – Expert Rescued the Little Sister in “Worlds of Hurt” in under 15:00, on Medium or higher difficulty | 1.58% |