The first MMA M-1 Challenge 83 Tatfight 5 international tournament in history of Tatarstan took place in Kazan on 23 September. The tournament included fights of the best athletes of Russia, the USA, Brazil, Germany, Ukraine, Kazakhstan and Georgia. A battle in the semi-heavy weight categort between two-time Bellator champion American-born Brandon Halsey and Pankration champion of Russia Mikhail Ragozin was the major fight of the evening.