Cage Fighting Championship - Carolina Clash - Greenville, SC - August 22nd Fernando Martinez vs Jonathan Underwood Follow Cage Fighting Championships on YT, IG, and FB for event updates, fighter news, and more. CFCFights.com. CAGE Fighting Championships (CFC) is bringing another night of live mixed martial arts action to Greenville, SC, on Saturday, August 22nd, featuring an exciting lineup of professional and amateur MMA bouts showcasing rising regional talent and established fighters from across the Southeast.