ONE Championship: X was a Combat sport event held by ONE Championship on March 26, 2022, at the Singapore Indoor Stadium in Kallang, Singapore.

ONE on Prime Video 2: Xiong vs. Lee III was a mixed martial arts event that took place on Friday, September 30, 2022 at the Singapore Indoor Stadium in Singapore.

ONE Championship: Dynasty of Heroes (also known as ONE Championship 55) was a mixed martial arts event held by ONE Championship on May 26, 2017 at the Singapore Indoor Stadium in Kallang, Singapore. Background This event featured two world title fight for the ONE Women's Atomweight Championship Angela Lee of Singapore makes the second defense of her title against top contender Istela Nunes of Brazil as ONE Championship: Dynasty of Heroes headliner, for the ONE Welterweight Championship ONE Welterweight World Champion Ben Askren defends his title against rising young Malaysian star Agilan Thani as co-main event.