Andrey Koreshkov vs Gleison Tibau headlines BetCity Fight Nights 138

Kamil Gadzhiev has announced that BetCity Fight Nights 138 will take place on June 6 in St. Petersburg and will feature two welterweight Grand Prix bouts. The main attractions will be Andrey Koreshkov facing Gleison Tibau and Sergey Romanov taking on Andre Muniz. Both fights are part of the ongoing welterweight Grand Prix tournament structure. The event continues the organization's consistent schedule of events in Russia. Specific details about other card participants were not disclosed in this announcement.