Helm: Marionette Soldier Helm

Armour: Marionette Soldier Armor

Gauntlet: X

Leggings: X

Where To Find: 

(Click the link above to view the equipment and watch the getting video.)

The set is dropped by Marionette Soldiers, which can be found in various areas across the map, with a larger concentration in Raya Lucaria Academy and Liurnia of the Lakes.