ONE Championship has recently added kickboxing contests to its regular lineups, and now boxing will take a prominent role, as well. Company officials recently announced that reigning WBC super flyweight champion Srisaket Sor Rungvisai (46-4-1) will put his title on the line against Iran Diaz (14-2-3) in the main event of “ONE Championship 81: Kingdom of Heroes,” which takes place Oct. 6 at Impact Arena in Bangkok, Thailand. “World championship boxing has always been on the radar for ONE Championship, ever since we introduced the ONE Super Series,” ONE Championship Chairman and CEO Chatri Sityodtong stated. “In Srisaket Sor Rungvisai, we have the perfect athlete to introduce the sport of boxing to the largest martial arts organization in the world. Sor Rungvisai embodies the fiery willpower of Thai martial arts and is a great representative of ONE Championship. “This is going to be the biggest event in Thailand’s history, and with thousands of fans expected to come out and cheer for their hero, I can’t wait to witness greatness unfold in the ONE ring.”A Thai native, Sor Rungvisai has earned 41 of his 46 wins via knockout and is currently ranked No. 5 on BoxRec.com’s pound-for-pound rankings list. “I am excited to showcase my skills at home in Bangkok,” Sor Rungvisai stated. “As a world champion boxer, this is a rare opportunity for me to be able to compete in front of my people. I thank ONE Championship for the honor, and I will do my best to retain my title. I am very deep in preparations right now for one of the most significant bouts of my career.” Additional bouts are expected to be announced soon.For more on ONE Championship 81, check out the MMA Rumors section of the site.