Old Entity

"Great Old God" (고신 크투그아), is an archetype of Synchro Monsters based deities from H.P.Lovecraft's Cthulhu Mythos, and is directly related to the "Outer God" and "Elder God" archetypes. Currently, it's only member is "Great Old God Chthugha", and its only support card is "Trapazohedron of Taboo".