One year after the events of Kickboxer: Vengeance, Kurt Sloan has vowed never to return to Thailand. But while he is preparing for an MMA title shot, he is drugged and wakes up in a Thai prison. His captors want him to face a colossus named Mongkut - in return, Sloan will get $2million dollars and his freedom. If he doesn't fight, his wife will die. So Sloan has no other choice but to undergo his most rigorous training yet, under some very unexpected mentors, in order to take on this dreaded opponent.
Get ready to be body slammed in this action-packed blockbuster sequel, with martial arts icon Jean-Claude Van Damme, Highlander star Christopher Lambert, boxing legend Mike Tyson, and the man mountain Hafþór Júlíus Björnsson from Game of Thrones.