Just days before Lucifer premiered, Supernatural aired a cheeky episode that felt like a slick pre-release jab at Tom Ellis' devil in a suit.

With over 300 episodes and 15 seasons, Supernatural is a long show to commit to. So here are the 10 best standalone episodes ...

Supernatural characters like Emma and Elliot Ness had very little screen time but still managed to stand out with fans.

And since the character was once resurrected by Amara in Season 12, which was one of the biggest twists in the show, she can be brought back once again. Since Angels hold power over souls in the ...