Kill Poseidon

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

Fully upgraded to the maximum number of Plasmid Slots.

Gained access to Lamb's stronghold.

Defeated 3 Big Daddies without dying during the fight.

Fully upgraded one Plasmid to the Level 3 version.

Uncovered the secret of Dionysus Park.

Defeated the Preacher.

Killed 30 enemies using only Traps.

Confronted Lamb's lieutenant in Pauper's Drop.

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

Defended yourself against the Big Sister without dying.

Adopted a new Little Sister for the first time.