Supernatural was famous for breaking the fourth wall. Episodes like "The French Mistake" (where the characters are transported to the real-world set of the show) and "Fan Fiction" (the 200th episode musical) showed that the writers weren't afraid to poke fun at themselves.
Assuming you are looking for a retrospective on the legendary 15-season run of Sam and Dean Winchester, here is a deep dive into the legacy of the show that defined a generation of genre TV. supernatural season 112 complete 20052017 b free
Supernatural follows two brothers, Sam and Dean Winchester, who travel across the United States hunting demons, ghosts, monsters, and other supernatural beings. The series evolved from a "monster of the week" format to a complex lore involving angels, demons, Heaven, Hell, and multiple apocalypses. Supernatural was famous for breaking the fourth wall