To pop pazuzu kill wraiths at night west part of Eureka. Then wait till gales weather and pazuzu should spawn. If not make sure there isnt a NM already up. Must be elemental level 19+ to get feathers gold 3 silver 1 bronze 0 SHAREfactory™ https://store.playstation.com/#!/en-us/tid=CUSA00572_00
How to upgrade Your relic gear In Eureka patch 4.25