Giants collided as Serbian knockout artist Rade Opacic THREW DOWN with Portuguese warrior Bruno Susano in an explosive heavyweight kickboxing clash at ONE: UNBREAKABLE – proudly brought to you by MAI! #ONEChampionship #ONEUnbreakable Subscribe to ONE Championship on YouTube: http://bit.ly/ONECHAMPIONSHIP Connect with ONE Championship: ONE Super App: http://bit.ly/ONESuperApp Website: https://onefc.com/ Facebook: https://www.facebook.com/ONEChampionship Twitter: https://twitter.com/ONEChampionship Instagram: https://www.instagram.com/ONEChampionship TikTok: https://www.tiktok.com/@onechampionship