Here is the full list of all 10 Neptune Flux trophies - there are 3 bronze, 6 silver and 1 gold.
Complete "Back in the Saddle"
Complete "Mirage"
Complete "The Grid"
Complete "Mixed Signals"
Complete "Genesis"
Complete "Submerged"
Complete "Moral Compass"
Complete "The Flux"
Find all the artifacts.
Destroy A.Q.U.A.