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

Take at least one photo in every research group

The player has fully upgraded one weapon

The player has restored the forests of Arcadia

The player has fully researched the Thuggish Splicer

The player has successfully invented at least one item

The player has defeated Peach Wilkins

The player has taken a Research Photo of the highest grade

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 vending machine

The player has performed at least one successful hack

The player has successfully completed the Welcome To Rapture Level