Had Vokun on a mannequin for a bit, then replaced it with something else. But a while later, the mannequin must've glitched and rendered the Vokun on it again, all the while
Dragon Priests - Skyrim Mods & More : Tips, Tricks, Cheats and Info!
Skyrim:Volsung (creature) - The Unofficial Elder Scrolls Pages (UESP)