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

Defended yourself against the Big Sister without dying.

Hacked one of each kind of machine.

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

Found your way back into the ruins of Rapture.

Completed all hunting secondary missions

Learned all guitar solos

Acquired 3,000 Fire Tributes

Completed "Sea of Black Tears"

Double Teamed with every Ironheade unit

Summoned all Motor Forges

Completed 20 ambush, outpost defense, or mortar secondary missions