ONE Championship: Heavy Hitters was a Combat sport event held by ONE Championship on January 14, 2022 at the Singapore Indoor Stadium in Kallang, Singapore. The event will be headlined by a Women's Strawweight championship bout between reigning Champion Xiong Jingnan and challenger Ayaka Miura. The co main event will feature a kickboxing title fight, the reigning ONE Kickboxing Light Heavyweight Champion Roman Kryklia will defend his title for the second time against Murat Aygün.[2] The two were originally scheduled to fight at ONE Championship: Big Bang last year.

ONE Fight Night 13: Allazov vs. Grigorian was a combat sport event produced by ONE Championship that took place on August 5, 2023, at Lumpinee Boxing Stadium in Bangkok, Thailand. A ONE Featherweight Kickboxing World Championship bout between current champion Chingiz Allazov and former Glory Lightweight champion Marat Grigorian headlined the event. The pair met for the first time at Glory 7: Milan in 2013, but the fight ended in a no-contest due to an illegal elbow. Their second meeting took place in Levallois-Perret, France in 2014, where Grigorian won by unanimous decision.

ONE Fight Night 16: Haggerty vs. Andrade was a combat sport event produced by ONE Championship that took place on November 4, 2023, at Lumpinee Boxing Stadium in Bangkok, Thailand. A ONE Bantamweight Kickboxing World Championship for the vacant title between current ONE Bantamweight Muay Thai champion Jonathan Haggerty (also former ONE Flyweight Muay Thai champion) and current ONE Bantamweight champion Fabrício Andrade headlined the event.