ONE Championship ONE 156 was a MMA event featuring 15 bouts, held at the Singapore Indoor Stadium, Singapore.

A ONE Flyweight World Championship rematch between current three-time champion Adriano Moraes and former UFC Flyweight Champion (also 2019 ONE Flyweight World Grand Prix Champion) Demetrious Johnson headlined the event. The pairing previously met at ONE on TNT 1 in April 2021 where Moraes defeated Johnson by KO in Round 2.

ONE 168: Denver was a combat sport event produced by ONE Championship that took place on September 6, 2024, at the Ball Arena in Denver, Colorado, United States.