When Chilling Adventures of Sabrina returns to Netflix on December 31 for its fourth and final season, the titular witch and her allies will be facing down a series of eldritch terrors endangering Greendale and possibly the entire world. Explicitly inspired by the works of H. P. Lovecraft, the plot is just the latest example of how the century-old “cosmic horror” genre has made its way from geeky obscurity into mainstream media.
Alternately called cosmic horror or Lovecraftian…