Ryan Spann is changing things up. At UFC Fight Night 254 , Spann (22-10 MMA, 8-5 UFC) will make his promotional heavyweight debut against “Salsa Boy” Waldo Cortes-Acosta (12-1 MMA, 5-1 UFC). The bout takes place March 15 at the UFC Apex in Las Vegas. Two people with knowledge of the matchup recently informed MMA Junkie of the booking but asked to remain anonymous as the promotion has yet to make an official announcement. Twitter user @realkevin first reported the bout