This is an ever-expanding collection of Supernatural t-shirts so if you don’t see the perfect Supernatural t-shirt now be sure to check back frequently. There are currently 140 Supernatural related t-shirts on the Shirt List. Supernatural is an American fantasy horror TV show that was originally broadcast on September 13, 2005. It stars Jared Padalecki as Sam Winchester and Jensen Ackles as Dean Winchester, the show follows the two brothers as they hunt demons, ghosts, monsters, and other supernatural beings. Along the way, they meet a lot of interesting characters from ghosts, to monsters, from the devil to God. They befriend an angel, Castiel and even the King of Hell, Crowley. As of 2018, there have been 13 seasons and there are no signs that it might end anytime soon.