Vendor: Custodian of Whatnots (previously Custodian of Baubles) – Agartha, next to the hub city portals.
Price: 250 Extant Third Age Slivers & 5 Extant Third Age Fragments
Note: Fiery Eyes look the same on both genders. Fiery Eyes, gold were available from the Gilded Rage event.
Thank you Arivine and Sunwing for the screenshots!