Fully upgraded one Plasmid to the Level 3 version.

Spent 2000 dollars at Vending Machines.

Defeated the Preacher.

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

Joined forces with Sinclair in Ryan Amusements.

Adopted a new Little Sister for the first time.

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

Found your way back into the ruins of Rapture.

The player has fully upgraded two weapons

Awarded for winning 10 consecutive matches.

Kill 20 enemies in a row while driving a vehicle in Single Player or Special Ops.

Earn 8 stars in Special Ops.