The dark fantasy genre is a mixture of horror and urban fantasy. Vampires and demons rising from the underworld are common.
Examples are Elric by Michael Moorcock or Keturah and Lord Death by Martine Leavitt or Firelight by Sophie Jordan or Shiver by Maggie Stiefvater or Unearthly by Cynthia Hand or Beautiful Creatures by Kami Garcia and Margaret Stohl.