ONE Fight Night 25: Nicolas vs. Eersel 2 was a combat sport event produced by ONE Championship that took place on October 5, 2024, at Lumpinee Boxing Stadium in Bangkok, Thailand.

[2] They previously met at ONE Fight Night 21 in April 2024, where Nicolas won the title by unanimous decision.

[3] An interim ONE Women's Atomweight World Championship bout between Denice Zamboanga and Alyona Rassohyna was expected to take place at the event.

[5] Three fights scheduled for the card: Kongthoranee Sor.Sommai versus Tagir Khalilov, Shir Cohen versus Amy Pirnie, and Jihin Radzuan versus Ayaka Miura - were in jeopardy when Kongthoranee, Khalilov, Cohen and Radzuan all failed to give hydrated samples.

Also, Banma Duoji came in at 136.25 lb and was fined a percentage went go to Danial Williams.