Igor Olchonov

ACA 163: Kolodko vs. Mamashov was a mixed martial arts event that took place on Friday, September 22, 2023 the Falcon Club Arena in Minsk, Belarus.

ACA 180: Gadzhiev vs. Gaforov was a mixed martial arts event that took place on Friday, October 4, 2024 the Sport Hall Colosseum in Grozny, Chechnya, Russia.

ACA 158: Olenichev vs. Mokhnatkin was a mixed martial arts event that took place on Friday, June 2, 2023 at the Sibur Arena in St. Petersburg, Russia.

ACA 184: Vitruk vs. Silva was a mixed martial arts event that took place on Friday, February 28, 2025 at the Irina Viner-Usmanova Gymnastics Palace in Moscow, Russia.