Finish the game on the hardest difficulty level.

Unlocked: 25 Apr 2015 03:19 pm

Escaped Rapture.

Unlocked: 25 Apr 2015 02:41 pm

Finish the game without using Vita-Chambers.

Unlocked: 25 Apr 2015 02:41 pm

Headed to the surface on the side of Sinclair's escape pod.

Unlocked: 25 Apr 2015 02:35 pm

Find all 14 Power to the People weapon upgrades in the game.

Unlocked: 25 Apr 2015 02:26 pm

Find or purchase all 11 basic Plasmid types.

Unlocked: 25 Apr 2015 01:38 pm

Reunited with your original Little Sister.

Unlocked: 25 Apr 2015 01:38 pm

Fully upgrade to the maximum number of Plasmid Slots.

Unlocked: 25 Apr 2015 01:38 pm

Saved every Little Sister and spared Grace, Stanley and Gil.

Unlocked: 24 Apr 2015 06:30 pm

Gained access to Lamb’s stronghold.

Unlocked: 24 Apr 2015 06:29 pm

Max out research on all 9 research subjects.

Unlocked: 24 Apr 2015 06:11 pm

Either Harvest or Save every Little Sister in the game.

Unlocked: 24 Apr 2015 06:00 pm

Find 100 audio diaries.

Unlocked: 23 Apr 2015 08:55 pm

Fully upgrade one of your Plasmids to the level 3 version at a Gatherer's Garden.

Unlocked: 23 Apr 2015 07:35 pm

Uncovered the secret of Dionysus Park.

Unlocked: 22 Apr 2015 06:39 pm

Gather 600 ADAM with Little Sisters.

Unlocked: 22 Apr 2015 05:29 pm

Defeated the Preacher.

Unlocked: 21 Apr 2015 08:17 pm

Killed 50 enemies using only hacked Security.

Unlocked: 21 Apr 2015 08:02 pm

Hack 30 machines at a distance with the Hack Tool.

Unlocked: 20 Apr 2015 08:05 pm

Confronted Lamb’s lieutenant in Pauper’s Drop.

Unlocked: 19 Apr 2015 08:36 pm

Max out one Research Track.

Unlocked: 19 Apr 2015 08:10 pm

Install the third and final upgrade to any of your weapons.

Unlocked: 19 Apr 2015 08:01 pm

Defeat 3 Big Daddies without dying during the fight.

Unlocked: 19 Apr 2015 07:47 pm

Spend 2000 dollars at Vending Machines.

Unlocked: 19 Apr 2015 07:40 pm

Research a Splicer with the Research Camera.

Unlocked: 19 Apr 2015 06:36 pm

Buy one Plasmid or Tonic Slot at a Gatherer's Garden.

Unlocked: 19 Apr 2015 05:44 pm

Joined forces with Sinclair in Ryan Amusements.

Unlocked: 19 Apr 2015 04:48 pm

Defended yourself against the Big Sister without dying.

Unlocked: 19 Apr 2015 04:41 pm

Kill 30 enemies using only Traps.

Unlocked: 19 Apr 2015 03:18 pm

Paid your respects to the founder of Rapture.

Unlocked: 19 Apr 2015 02:59 pm

Get through a Gather with no damage and no one getting to the Little Sister.

Unlocked: 19 Apr 2015 02:57 pm

Adopted a new Little Sister for the first time.

Unlocked: 19 Apr 2015 02:35 pm

Successfully hack at least one of every type of machine.

Unlocked: 19 Apr 2015 02:05 pm

Upgrade any weapon at a Power to the People Station.

Unlocked: 19 Apr 2015 01:37 pm

Defended yourself against Lamb's assault in the train station.

Unlocked: 18 Apr 2015 03:04 pm

Killed an enemy with its own projectile.

Unlocked: 18 Apr 2015 02:45 pm

Used the Hack Tool to hack an object at a distance.

Unlocked: 18 Apr 2015 02:33 pm

Achieve Rank 40.

Unlocked: 17 Oct 2014 06:51 pm

Achieve Rank 30.

Unlocked: 3 Oct 2014 07:28 pm

Play at least one non-private match on each multiplayer map.

Unlocked: 27 Sep 2014 07:56 pm

Achieve Rank 20.

Unlocked: 27 Sep 2014 06:31 pm

Become a Big Daddy for the first time in a non-private match.

Unlocked: 26 Sep 2014 06:32 pm

Take down your first Big Daddy in a non-private match.

Unlocked: 26 Sep 2014 06:18 pm

Save your first Little Sister in a non-private match.

Unlocked: 26 Sep 2014 06:10 pm

Achieve Rank 10.

Unlocked: 7 Sep 2014 07:58 pm

Win your first non-private match.

Unlocked: 7 Sep 2014 07:09 pm

Complete your first trial in a non-private match.

Unlocked: 7 Sep 2014 06:31 pm

Complete your first non-private match.

Unlocked: 7 Sep 2014 06:08 pm

Score your first kill in a non-private match.

Unlocked: 7 Sep 2014 06:04 pm

Found your way back into the ruins of Rapture.

Unlocked: 7 Sep 2014 03:56 pm

Use Rebirth to start again!

Unlocked: 25 Jun 2016 02:13 pm

Play at least one non-private match on each downloadable content map.

Unlocked: 18 Jun 2016 04:18 pm

Win a non-private match in each of the 6 new maps.

Unlocked: 18 Jun 2016 04:18 pm