Fabricio Werdum set to return from suspension against Aleksei Oleinik at UFC 250 With his suspension reduced last month, former UFC heavyweight champion Fabricio Werdum called out Aleksei Oleinik for his return to the octagon. Consider it done. Werdum (23-8-1 MMA, 11-5 UFC) and Oleinik (58-13-1 MMA, 7-4 UFC) are set to fight May 9 at UFC 250 in Sao Paulo, Brazil. Two people with knowledge of the booking confirmed the news to MMA Junkie but wished to remain anonymous since the UFC has yet to make an announcement. Combate first reported the fight was in the works on Thursday.