ONE Fight Night 39: Rambolek vs. Dayakaev

Rambolek Tor Yotha

Record: 67-14. A dynamic Muay Thai striker competing in ONE Championship's bantamweight division (145 lbs), Rambolek is known for his explosive power and technical precision. He made history as the first fighter to earn a six-figure contract through the ONE Friday Fights series. His recent form has been exceptional, securing a second-round knockout against Abdulla Dayakaev in January 2026 and a dominant TKO victory over Parham Gheirati in March 2025.

Abdulla Dayakaev

Abdulla Dayakaev is a professional Muay Thai striker from Russia who competes in ONE Championship. Standing 5'10" (178 cm), he is known for his explosive power and technical precision, earning the nickname "Smash Boy." Dayakaev made a significant impact in the bantamweight and featherweight divisions, securing a $100,000 contract with ONE after a series of standout performances. His recent record reflects high-level competition: he faced Rambolek Chor Ajalaboon in January 2026, previously made history by recording a 24-second knockout against Nontachai Jitmuangnon in July 2025, and defeated Saemapetch Fairtex via second-round technical knockout in May 2025.

Asadula Imangazaliev

Asadula Imangazaliev is an undefeated Russian striker competing in ONE Championship. Holding a professional record of 11-0, "The Dagestan Ninja" is known for a highly technical and unpredictable style that utilizes his height and reach. Most recently, he secured a second-round knockout victory over Kongthoranee Sor Sommai in January 2026. This followed a spectacular first-round high kick knockout of legend Panpayak Jitmuangnon, which earned him a six-figure promotional contract.

Chase Mann

Chase Mann is an undefeated American fighter competing in the Middleweight division with a professional record of 7-0. Known for his versatility in both kickboxing and mixed martial arts, he has demonstrated finishing ability through both strikes and submissions. His recent momentum is highlighted by a victory over Isi Fitikefu at ONE Fight Night 39 in January 2026, which followed a quick second-round knockout of Patrick Becker and a unanimous decision win against TJ Welch.

Chihiro Sawada

Chihiro Sawada is a Japanese strawweight fighter with an 11-1-1 professional record. Known for her elite wrestling foundation, she competes in ONE Championship where she utilizes high-level grappling and relentless pressure. Her recent performances include a unanimous decision victory over Natalie Salcedo in January 2026, a significant decision win against Itsuki Hirata in November 2025, and a first-round armbar submission of Macarena Aragon in July 2025.

Mohammed Siasarani

Mohammad Siasarani is an Iranian Muay Thai and kickboxing specialist competing in the Featherweight and Lightweight divisions of ONE Championship. Known for his durability and aggressive brawling style, he holds a professional kickboxing record of 28 wins and 13 losses. In August 2026, he secured a first-round knockout victory over Kaito. His 2025 campaign included a signature second-round knockout of Jo Nattawut, which earned him a prestigious US$100,000 contract with the organization.

Ryohei Kurosawa

Ryohei Kurosawa, who competes under the name "Asuka Kurosawa," is a Japanese flyweight martial artist with a professional record of 20 wins and 5 losses. Known for his explosive striking and knockout power, he has competed extensively in Pancrase and ONE Championship. His recent performances include a unanimous decision victory over Jayson Miralpez and second-round knockout wins against Yoshiki Uematsu and Takafumi Ato, followed by a competitive decision loss to Bokang Masunyane.

Vladimir Kuzmin

Vladimir Kuzmin is a Russian striker competing in ONE Championship's featherweight Muay Thai and kickboxing divisions. Known for his technical precision and ability to maintain pressure, he earned his place on the global stage by winning the Road to ONE tournament in 2020. Standing 178cm with a 183cm reach, he has proven his elite status through competitive performances against top-tier opponents. His recent record includes a unanimous decision victory over Mohanad Battbootti in January 2026, followed by a win against Stefan Korodi and a hard-fought decision over Fabio Reis.