15* Weapon Material Compendium

Phantasy Star Online 15 Star Weapons

UPDATED 3/2/21 This is a compiled list for all the places you can get Chronos Eternistone (14* Atlas), Founder’s Amphitrite (15* Trailblazer), Key Rivalate (15* Rivalate), and Powerstone Graeae (15* Klauz) for PSO2 Global. This page will be constantly updated as new ways to acquire said weapons are released. List is ordered from oldest to newest.