Yog-Sothoth, known as the Key and the Gate and a host of other names, is H.P. Lovecraft's most enduring creation after the Necronomicon and Great Cthulhu itself. An eldritch god that occupies all time and space, Yog-Sothoth is most known for his role as the antagonist in The Dunwich Horror but has played a role in many other Cthulhu Mythos stories. Sometimes as a being invoked for spells, others as a monster trying to enter reality, and a few places...