halloween doodle art, set of pumpkins, bats, ghosts, and spiders in a halloween-themed doodle on a dark

art doodle illustration pumpkins bats ghosts spiders halloween spooky dark purple scary creepy haunted horror frightening october costumes witches skeletons black cats moon night graveyard autumn fall witchcraft supernatural phantoms ghouls apparitions demons monsters werewolves vampires house trick treat candy cobwebs tombstones jackolanterns ghastly macabre eerie spectral creatures ai generated