: All 15 seasons are available for streaming or purchase.

. It starts with two brothers searching for their father and ends with a biblical battle between Heaven and Hell The "Monster of the Week" Origins

As the brothers track the Yellow-Eyed Demon, the stakes shift from local ghosts to the gates of Hell. Season 3, though shortened by the writer's strike, remains one of the tightest and most intense seasons, focusing on Dean’s looming deal with a Crossroads Demon. Season 4 & 5: The Angelic Apocalypse