The player has broken Fontaine's mind control

Complete any one stunt from the stunt list.

Fully upgrade four weapons

Fully research the Little Sister

The player has fully upgraded three weapons

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

The player has successfully invented all possible ammo types

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

Hit the jackpot at a slot machine

The player has restored the forests of Arcadia

The player has fully upgraded one weapon

The player has fully researched the Thuggish Splicer

Fully research the Nitro Splicer