Reunited with your original Little Sister.

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

Dealt with every Little Sister.

Killed 50 enemies using only hacked Security.

Uncovered the secret of Dionysus Park.

Killed an enemy with its own projectile.

Defeated the Preacher.

Maxed out one Research Track.

Researched a Splicer with the Research Camera.

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

Defended yourself against the Big Sister without dying.

Paid your respects to the founder of Rapture.