Complete the game on the hardest difficulty setting.
Unlocked: 18 Mar 2018 16:29:35
Complete the game without harvesting any Little Sisters.
Unlocked: 18 Mar 2018 16:19:53
The player has defeated Atlas
Unlocked: 18 Mar 2018 16:19:18
Successfully invent at least 100 items.
Unlocked: 18 Mar 2018 16:00:21
The player has become a Big Daddy.
Unlocked: 18 Mar 2018 15:13:50
Acquire all upgrades for all weapons.
Unlocked: 18 Mar 2018 15:12:32
Either Harvest or Rescue every Little Sister in the game
Unlocked: 18 Mar 2018 15:05:42
Historian
50Find every audio diary.
Unlocked: 18 Mar 2018 15:04:15
Collect or Invent 53 Tonics in the Physical, Engineering and Combat tracks.
Unlocked: 18 Mar 2018 15:02:38
Purchased every slot in all four Plasmid and Tonic tracks
Unlocked: 18 Mar 2018 14:34:41
Fully upgrade five weapons.
Unlocked: 18 Mar 2018 14:28:16
The player has broken Fontaine's mind control
Unlocked: 18 Mar 2018 14:09:06
The player has entered Sander Cohen's personal quarters.
Unlocked: 18 Mar 2018 12:38:24
The player has taken a picture of Sander Cohen's corpse
Unlocked: 18 Mar 2018 12:38:17
Fully upgrade four weapons.
Unlocked: 18 Mar 2018 12:36:20
The player has defeated Andrew Ryan
Unlocked: 18 Mar 2018 12:22:09
Fully research the Bouncer.
Unlocked: 18 Mar 2018 12:01:20
Research PhD
20Max out all possible research.
Unlocked: 18 Mar 2018 12:01:20
Fully research the Little Sister.
Unlocked: 18 Mar 2018 11:43:55
Fully upgrade three weapons.
Unlocked: 18 Mar 2018 11:40:28
Fully research the Nitro Splicer.
Unlocked: 18 Mar 2018 11:04:35
Successfully invented all possible ammo types.
Unlocked: 18 Mar 2018 11:02:26
The player has completed Sander Cohen's great masterpiece
Unlocked: 18 Mar 2018 10:58:21
Fully upgrade two weapons.
Unlocked: 18 Mar 2018 10:44:58
Take at least one photo in every research group.
Unlocked: 18 Mar 2018 10:35:51
Lucky Winner
10Hit the jackpot at a slot machine
Unlocked: 18 Mar 2018 10:08:06
The player has restored the forests of Arcadia
Unlocked: 18 Mar 2018 10:05:13
Fully research the Rosie.
Unlocked: 18 Mar 2018 09:53:00
Purchased every slot in one of the Plasmid or Tonic tracks
Unlocked: 18 Mar 2018 09:49:42
Fully upgrade one weapon.
Unlocked: 18 Mar 2018 09:35:48
Fully research the Houdini Splicer.
Unlocked: 18 Mar 2018 09:34:24
Successfully invent at least one item.
Unlocked: 18 Mar 2018 09:31:08
Fully research the Thuggish Splicer.
Unlocked: 18 Mar 2018 09:24:15
Acquire at least one weapon upgrade.
Unlocked: 17 Mar 2018 23:08:56
The player has defeated Peach Wilkins
Unlocked: 17 Mar 2018 23:03:37
Purchase one slot in any Plasmid or Tonic track
Unlocked: 17 Mar 2018 22:57:04
Fully research the Leadhead Splicer.
Unlocked: 17 Mar 2018 22:47:03
Successfully complete 50 hacks.
Unlocked: 17 Mar 2018 22:43:59
Take at least one Research Photo of a Splicer.
Unlocked: 17 Mar 2018 22:40:15
Take a Research Photo of the highest grade.
Unlocked: 17 Mar 2018 22:40:13
The player has defeated the crazed Dr. Steinman
Unlocked: 17 Mar 2018 22:15:17
Successfully hack a safe.
Unlocked: 17 Mar 2018 22:00:15
Successfully hack a security camera.
Unlocked: 17 Mar 2018 21:55:04
Successfully hack a turret.
Unlocked: 17 Mar 2018 21:47:01
Successfully hack a vending machine.
Unlocked: 17 Mar 2018 21:41:40
Perform at least one successful hack.
Unlocked: 17 Mar 2018 21:40:04
Successfully hack a security bot.
Unlocked: 17 Mar 2018 21:40:04
Successfully complete the Welcome To Rapture Level.
Unlocked: 17 Mar 2018 21:38:19
Shock an enemy in the water.
Unlocked: 17 Mar 2018 21:05:15
Fully research the Spider Splicer.
Unlocked: Offline
Complete the game on Hard difficulty without using a Vita-Chamber
Unlocked: 18 Mar 2018 16:29:35