Only started playing Dark Souls 3 last week ( played through Sekiro & Dark Souls Remastered ) but my god, this ring has been the hardest part of the game so far
All Ring Locations | Dark Souls 3 - Gosu Noob
Dark Souls 3: Catacombs of Carthus walkthrough - Polygon
Ring of the Evil Eye | Dark Souls 3 Wiki
Dark Souls 3: Catacombs of Carthus - Defeat the Fire Demon | USgamer