Fully research the Houdini Splicer

The player has successfully invented all possible ammo types

The player has restored the forests of Arcadia

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

Collect all Trophies

Complete the game on the hardest difficulty setting

Kill 30 enemies with the Force Gun

Zero-G Jump over 100 times