planchette

His films like 'Hereditary' and 'Midsommar' deeply explore supernatural communication and occult rituals that invoke planchette-adjacent séance elements.

His methodical exploration of hidden messages, codes, and communication between the living and deceased permeates works like 'Zodiac' and 'Gone Girl'.

His horror masterpieces, particularly 'The Ring' series, center on supernatural communication through objects and the transfer of curses via mysterious means.