PoE SilentNamelessLurker builds

With the change to doppelgänger guise from (15%-25%) to (30%-40%), I wondered if it is worth using? I am playing PF PC in scourge. My original build was frenzy stacking gear with aul. I want to test out the current doppelgänger guise and divine flesh interaction. The core defenses of the build is recover 18% life on hit, divine flesh, using the 3 elemental flasks, and iron reflex. 7 flasks charge gained on hit with 85% charges gained and 35% reduced charges used (15% from tree and 20% from belt). This gives 14 charges when hit. Instead of costing 20 charges, flasks cost 13 charges so it