Frank Kortz vs Nikolay Savilov heavyweight fight added to M-1 Challenge 78 card, May 26

Frank "Tattoo" Kortz (4-1) out of Germany, is a prominent heavyweight fighter with a solid boxing background. Frank is a Germany champion in boxing and has 3 KO wins in MMA arena. Nikolay Savilov (4-2) is another great heavyweight fighter representing team Sech MMA, Russia. He is a basic grappler with a devastating knockout power. There's not a single fight by Nikolay, which would go full distance. Two notable heavyweights will show spectacular performance on May 26. M-1 Challenge 78 event will take place in Orenburg city and will be headlined by Damir Ismagulov vs Maxim Divnich fight for M-1 Lightweight Title