Therefore, you may prefer to instead keep the rings with their +20 Arniel's Endeavor.
The Dragonborn will witness this unexpected occurrence, when given the spell to summon the apparition, which is called Summon Arniel's Shade. For The Elder Scrolls V: Skyrim on the PlayStation 3, a GameFAQs message board topic titled "Arniel Gane has stolen Wuuthrad! Isn't the Dragonborn a part of Akatosh, like the rest of the dragons? Arniel Gane, who is researching what happened to the Dwemer, had Keening brought to Skyrim during the quest Arniel's Endeavor. While its never explicitly revealed/confirmed what exactly happened, they disappeared after Kagrenac used his tools on the Heart of Lorkhan. Part 2 (MGRArniel02) 10: Arniel has asked for more help with his project, though this time the request is very different. Was he Transmogrified? If you do the quest for Arniel Gane at the College of Winterhold he will help you explain it better. So I figured that since the deeper mysteries of Aetherius are not my area of expertise, and probably my weakness in the Lore, I'd reach out to my fellow scholars and see if they could help me with their opinions.