He won the fight via scarf hold headlock submission early in the first round .
In his debut , Oleynik faced fellow newcomer Anthony Hamilton on June 28 , 2014 at UFC Fight Night : Swanson vs. Stephens .
Oleynik won the fight via scarf hold headlock submission early in the first round .
In his debut , Oleynik faced fellow newcomer Anthony Hamilton on June 28 , 2014 at UFC Fight Night : Swanson vs. Stephens .