ONE Fight Night 38: Andrade vs. Baatarkhuu was a combat sports event produced by ONE Championship that took place on December 6, 2025, at Lumpinee Boxing Stadium in Bangkok, Thailand. A ONE Bantamweight World Championship bout between current Champion Fabrício Andrade and Enkh-Orgil Baatarkhuu headlined the event.

ONE Fight Night 43: Tang vs. Gasanov was a combat sports event produced by ONE Championship that took place on May 16, 2026, at Lumpinee Boxing Stadium in Bangkok, Thailand. A ONE Featherweight World Championship bout between current champion Tang Kai and Shamil Gasanov headlined the event.