Shtyrkov knocked out Nasrudin Nasrudinov in the first round in a duel in Yekaterinburg.
The 33-year-old fighter from Khabarovsk has 21 wins in MMA, two losses and one draw.
Nasrudinov has ten wins and two losses.
Earlier it was reported that the Russian light heavyweight fighter Ivan Shtyrkov will compete with Viktor Nemkov at the ASI Championship tournament, which will be held on September 30 in Kemerovo.