Prepare yourselves because as hobbies go they don't come much wilder or more brutal than this.
What young boy, or girl perhaps, hasn't pretended to be a brave Knight fighting for King, Queen and Country? Well, a group of grown up men in Sussex have taken that dream a step further - and they're not pulling their punches.
Andy Dickenson reports and speaks to Nikolaj Malnac, chairman of Battle Heritage GB, knight Gwilym Rees and British team captain Mark Taylor.
Andy Dickenson reports.
More top news
Meridian weather forecast for the East of the region
Meridian weather forecast for the West of the region
Sussex Police has launched a new app that it hopes will help people gather evidence in instances of hate crime.