Sigil and Beyond is a book of lore detailing the Outer Planes. Scholars of planar knowledge consider this book sacred.[1]
Among its contents is included the myth of the derro god Diirinka and his twin brother Diinkarazan, who he slew after being turned mad by the mind flayer deity Ilsensine.
References[]
- ↑ Monstrous Arcana: The Illithiad (1998), p.36-41.