Getty Ronda Rousey will retie after she fights Gina Carano. UFC Hall of Famer Ronda Rousey said that she will retire from MMA again after her upcoming bout against Gina Carano on Netflix. Rousey recently shocked the MMA world when she came out of retirement to fight Carano in the main event of the Most Valuable Promotion MMA card set for May 16 at Intuit Dome in Inglewood, Calif. This fight will mark Rousey’s return to active competition for the first time since losing to Amanda Nunes at UFC