Meet Mackenzie Dern Jul 16, 2016 Get to know Brazilian jiu-jitsu champion Mackenzie Dern ahead of her mixed martial art debut next Friday at Legacy Fighting Championship 58. Related Articles Mackenzie Dern Dominant in MMA Debut at Legacy Fighting Championship 58Legacy FC 58 Weigh-in Results: Drysdale, Spann Set for Championship BoutBy the Numbers: UFC Fight Night 161The Walkmen: All UFC Fight Night 161 Walkout Tracks5 Things You Might Not Know About Mackenzie Dern
