Live-action role players conjure up a demon from Hell by mistake and they must deal with the consequences in the Knights of Badassdom Blu-ray.

A group of costumed "Live Action Role Players," dressed as knights, elves and other medieval characters, take to the woods for "The Battle of Evermore."

But when a make-believe wizard casts a spell from an ancient book, purchased on eBay, fantasy becomes reality as a powerful demon manifests itself. Can these pretend warriors muster the courage to save themselves and the rest of humanity?