Zvilpogghua, the Feaster from the Stars, is a Great Old One as well as being the son of Tsathoggua and Shathak, and was the father of Sfatlicllp. Zvilpogghua was conceived on the planet Yaksh (Neptune).

Zvilpogghua was known to the Native American as Ossadagowah. He usually took the form of an armless, winged, bipedal toad with a long, rubbery neck and a face completely covered in tentacles. He previously dwelled on Yrautrom, a planet that orbited the star Algol.