Supernatural Season 12
TMDB
season number: 12
number of episodes: 23
IMDb: tt5540416
overview
In the show's eleventh season, the Winchesters found themselves battling an apocalyptic force: the Darkness. Now, rallying help from their allies - both human and supernatural - Sam and Dean are about to go toe-to-toe with the most destructive enemy they've ever seen. The question is, will they win? And at what price?