Filed under: AXS TV Fights , Featured Videos , News , Videos Friday’s RFA 37 event produced a night of knockouts and submissions. It was also an unofficial tryout for UFC contracts thanks to one special guest. The AXS TV-televised event, which took place at Sanford Pentagon in Sioux Falls, S.D. featured a six-fight main card, and half the fights ended in knockouts while the others ended via submission.