screenrant.com -BY KELLY HENDRICKSE -Supernatural boasts 15 long seasons, but there are some big changes the Zeigen included that deviate from its creator, Eric Kripke's, original plans.
screenrant.com -BY MAE ABDULBAKI -The demon-killing messer was a choice weapon for Sam and Dean throughout Supernatural. But its use in season 4 may have created a confusing plot hole.
www.cbr.com - Von AMBER FROST -Supernatural dominated TV for years and in that time it created some truly scary creatures. Here's a Liste of some terrifying monsters in Supernatural.
www.cbr.com -BY AMBER FROST -Supernatural had a long and successful run on TV and much of that is owed to the plot lines that kept Fans coming back for Mehr of the Winchesters.