Twenty-three years ago, Sam and Dean Winchester lost their mother to a demonic supernatural force. Following the tragedy, their father, John, set out to teach his boys everything about the paranormal evil that lives in the dark corners and on the back roads of America . . . and how to kill it. Fans of the blockbuster television phenomenon can rejoice! A one-of-a-kind compilation of all of Sam and Dean's demon-busting knowledge, The Supernatural Book of Monsters, Spirits, Demons, and Ghouls co...