UFC on ESPN 13: Kattar vs. Ige

Picking up after the events of Never Back Down 2, former MMA champion Case Walker is on the comeback trail to become champion once again.

Four fighters from different backgrounds come together to train under an ex MMA rising star and then ultimately have to fight each other and the traitor in their midst.

Arthur fulfills his fate by bringing together the Knights of the Round Table at Camelot and unifying the country. However, this flawed monarch faces greater tests ahead in pursuit of love, the Holy Grail, and his nation's survival.

MMA legend Patton James, now a commercial fisherman, is pulled back into the cage when his brother is in danger. Reuniting with his old coach Sammy, he commits to one final fight in one championship against the brutal champion Xavier Grau.

Russian inmate Boyka, now severely hobbled by the knee injury suffered at the end of Undisputed 2. No longer the feared prison fighter he was, he has declined so far that he is now good only for cleaning toilets. But when a new prison fight tournament begins - an international affair, matching the best fighters from prisons around the globe, enticing them with the promise of freedom for the winner - Boyka must reclaim his dignity and fight for his position in the tournament.

Scott has been a case of arrested development ever since his firefighter father died when he was seven. He's now reached his mid-20s having achieved little, chasing a dream of becoming a tattoo artist that seems far out of reach. As his ambitious younger sister heads off to college, Scott is still living with his exhausted ER nurse mother and spends his days smoking weed, hanging with the guys — Oscar, Igor and Richie — and secretly hooking up with his childhood friend Kelsey. But when his mother starts dating a loudmouth firefighter named Ray, it sets off a chain of events that will force Scott to grapple with his grief and take his first tentative steps toward moving forward in life.