"Medieval full contact" is probably the most violent sport we know. Indeed, it's all about destroying the face of the guy in font of you with a blade, a lance, or any weapon that happened to exist in Europe 800 years ago. We asked our reporter Sylla Sain-Guilly to go to some enthusiasts' annual international tournament called "Battle of the Nations" and see what's up with the fighters and their peculiar RPG-like, right-wing fan base.