UFC 315 Countdown previews the main title fight as as welterweight king  Belal Muhammad attempts to defend his crown against  Jack Della Maddalena . Muhammad (24-3, 1 NC) won the title by defeating  Leon Edwards in his last fight. UFC 315 will be his first title defense. “Remember the Name” hasn’t lost since 2019. Della Maddalena (17-2) brings with him an impressive 17-fight winning streak. After losing his first two professional bouts, Della Maddalena hasn’t lost.