Completed all research on every subject in Rapture.

Found 100 audio diaries.

Fully upgraded one Plasmid to the Level 3 version.

Defeated the Preacher.

Hacked 30 machines at a distance with the Hack Tool.

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

Installed the third upgrade to a weapon.

Defeated 3 Big Daddies without dying during the fight.

Joined forces with Sinclair in Ryan Amusements.

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

Paid your respects to the founder of Rapture.

Hacked one of each kind of machine.

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