A highly realistic illustration, cinematic quality. A group of ghostly cultists in a long single file line in behind a whirling pool, behind them stands Cthulhu his mouth open ready to devour the cultists, drool drips from the mouth of Cthulhu in ancipation of his next meal. A gloom yet ornate hall of the dead surrounds them, golden skulls and bones line the hall. A green whirling pool with an otherworldly glow emanates magic particles from the foreground, Fantasy detailers , Oil painting effect