Spent 2000 dollars at Vending Machines.

Maxed out one Research Track.

Defeated 3 Big Daddies without dying during the fight.

Killed 50 enemies using only hacked Security.

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

Paid your respects to the founder of Rapture.

Got through a Gather with no damage and no one getting to the Little Sister.

Adopted a new Little Sister for the very first time.

Upgraded a weapon at a Power to the People Station.

Defeat the nine Valkyries

Complete all of the Trials of Muspelheim

Fully upgrade the Leviathan Axe