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

Fully research the Houdini Splicer

Hit the jackpot at a slot machine

The player has successfully invented all possible ammo types

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

The player has fully researched the Leadhead Splicer

The player has successfully invented at least one item

The player has defeated Peach Wilkins

The player has taken at least one Research Photo of a Splicer

The player has purchased one slot in any Plasmid or Tonic track

The player has successfully hacked a safe

The player has successfully hacked a turret