Get "sick" on "milk"

Finish the Garden chapter.

Remained in Zero's Deception mode for ten seconds straight

Completed the mission "Data Mining"

Raise your threat level by committing a crime that attracts police attention

Slap an opponent on any level

Collect all of the trophies

Collect all of the Godly Possessions

Completely upgrade all weapons and magic

Finish the game (Hard Mode)

Kill Thanatos

Finish Deimos battle