Max out all possible research

Fully research the Bouncer

Detached 10 components from machines during combat.

Start the journey again after a week long break.

The player has fully researched the Spider Splicer

Purchased every slot in all four Plasmid and Tonic tracks

Fully research the Nitro Splicer

The player has fully researched the Thuggish Splicer

Complete the game on Survivor difficulty without using a Vita-chamber

The player has completed the game on the Hard difficulty setting

The player has completed the game without harvesting any Little Sisters

The player has either Harvested or Rescued every possible Little Sister