Maxed out one Research Track.

Defeated 3 Big Daddies without dying during the fight.

Installed the third upgrade to a weapon.

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

Joined forces with Sinclair in Ryan Amusements.

Hacked one of each kind of machine.

Adopted a new Little Sister for the very first time.

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

Found your way back into the ruins of Rapture.

Earn Every Trophy

Bring all 7 lost books to Al-Jahiz

Fully upgrade all tools

Synchronize all viewpoints