Light heavyweight champion Glover Teixeira will attempt to make his first successful title defense when he takes on top contender and former RIZIN champ Jiri Prochazka at UFC 275 . As of this writing, Tipico Sportsbook lists 42-year-old Teixeira (33-7 MMA, 16-5 UFC) as the underdog at +160, with 29-year-old Prochazka (28-3-1 MMA, 2-0 UFC) coming back as the -210 favorite.