boiling magic cauldron with octopus tentacles on white background. hand drawn halloween

animal art black boil boiling brew bubble cartoon cauldron cook cooking creature doodle drawing drawn engraved engraving etching goth gothic halloween hand hex holiday horror illustration ink liquid magic monster ocean octopus old pagan pot potion retro sea spell spooky squid steam symbol tentacle tentacles triquetra vector vintage wicca witch witchcraft