Beslan Isaev defeated Jose De Ribamar Machado Gomes by Knockout in round 1 (1:15) in the Welterweight main event of ACA 13: ACB 13 - Poland, held Saturday, January 31, 2015.
ACA 13: ACB 13 - Poland was an MMA event from Absolute Championship Akhmat, held Saturday, January 31, 2015. 13 is part of ACA's numbered event series. 11 fights took place on the card.