Legends Collide! 10 Rounds Between Regian Eersel & Nieky Holzken

Before two-sport king Regian Eersel defends his ONE Lightweight Kickboxing World Title against unbeaten phenom Alexis Nicolas in the main event of ONE Fight Night 21 on Prime Video, relive both his epic World Title battles with kickboxing great Nieky Holzken!

#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/
Mustapha Haida: https://www.instagram.com/niekyholzken

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