Mythological

  • Dragon
  • Monster (as a general concept)
  • Gargoyle
  • Winged/horned serpent
  • Demon/fallen angel
  • Reaper/shinigami
  • Satan/The Devil/Lucifer
  • Hades, Anubis, Set

Animal

  • Corvids – crow, raven, magpie, blue jay
  • Wolf
  • Snake
  • Goat/Jacob sheep/alpine ibex
  • Tiger
  • Thresher shark

Other

  • Clouds, fog, storms, weather, rain, thunder, snow
  • Shadows, nightmares, skull motifs, chthonic deities

Fictional

  • Noctis Lucis Caelum (Final Fantasy XV)
  • Okumura Rin (Blue Exorcist)
  • Alex Mercer (Prototype)
  • Beetlejuice