Fans didnt take to the story much, though because it was all over the place.

Crowleys death is also a sore spot for viewers.

The Leviathans turned out to be very weak antagonists who many felt werent fit to headline a season.

Supernatural TV Series Poster

Making Castiel the secret big bad still doesnt sit well with fans.

The plus point was that the show was carving out larger lore for its universe.

The season drags on a bit but is good enough for a send-off for the fans.

Supernatural Split image: Castiel smiles/ Dean looks behind/ Sam looks shocked

The first halfs story of Gadreels possession of Sam was also surprisingly unforgettable.

Abaddons scary persona did make up for it somewhat, however.

On the flipside, Lucifers antics were more entertaining than ever before.

May Winchester prepares to fight in Supernatural

It brought some much-needed characterization for the protagonists, however, who displayed how much they loved each other.

It was a much more hard-hitting and emotional season that reaffirmed the protagonists bond.

The action deserves praise for not holding back on the violence either.

Dick Roman gives his blood to Crowley in Supernatural

The brothers united front was well-received by fans who appreciated the duos fight to preserve lives.

Dean and Sam looking confused in Supernatural

Dean and Sam in heaven

The Winchester family pose for a photo in Supernatural

Dean holding the First Blade In Supernatural Season 9

Sam comforts Jack in Supernatural

Cain fights Dean in Supernatural

Dean fights his way through Purgatory in Supernatural

Amara talking to Dean in Supernatural.

Supernatural