In the Four Stores job, find a gold bar in the safe.

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

Found your way back into the ruins of Rapture.

The player has defeated Atlas

Fully upgrade four weapons

Purchased every slot in all four Plasmid and Tonic tracks

The player has fully upgraded three weapons

The player has purchased every slot in one of the Plasmid or Tonic tracks

The player has taken a picture of Sander Cohen's corpse

The player has restored the forests of Arcadia

The player has acquired at least one weapon upgrade

The player has successfully completed 50 hacks