B'gnu-Thun (The Soul-Chilling Ice-God) is the twin brother of Ruhtra Dyoll. He appears as humanoid figure made of ice followed by a eerie blizzard. This article is a stub. You can help the The H.P. Lovecraft Wiki by expanding it. Retrieved from "https://lovecraft.fandom.com/wiki/B%27gnu-Thun?oldid=28278" Categories: Articles including information from the Expanded Cthulhu Mythos Article stubs Great Old Ones Add category Cancel Save Community content is available under CC-BY-SA unless otherwise noted.