Get hyped for the return of two-sport ONE World Champion Regian Eersel as he defends his lightweight kickboxing throne against unbeaten French phenom Alexis Nicolas on April 5 at ONE Fight Night 21 on Prime Video by reliving both of his epic ONE Lightweight Muay Thai World Title battles with Thai sensation Sinsamut in 2022 and 2023! #ONEFightNight21 | Apr 5 at 8PM ET ???????? Watch Live on Prime ???????? Watch Live on Sky Sports ?? Live TV broadcast in 190+ countries (check local listings) ?? Also available on ONE YouTube and ONE Facebook (geo-restrictions may apply) ?? Also available on Watch.ONEFC.com (geo-restrictions may apply) ??? Tickets ?? bit.ly/ofn21tix Follow the athletes on Instagram: Regian Eersel: https://www.instagram.com/koolhydraat/ Sinsamut: https://www.instagram.com/sinsamut_klinmee/ Subscribe and turn on notifications to get the latest ONE content: http://bit.ly/ONECHAMPIONSHIP To watch ONE events in most regions, visit: https://watch.onefc.com To wa