To celebrate his birthday, look back at Unified Champ #ArturBeterbiev best performances, his destruction of Radivoje Kalajdzic. Beterbiev will return later this year. #FreeFight #BeterbievKaladzic The 10-round main event — a WBC title eliminator — will see recent title challenger Robson "O Brabo" Conceicao attempt to turn back hard-charging Sacramento native Xavier Martinez at Hard Rock Hotel & Casino Tulsa. Martinez recently signed a multi-fight pact with Top Rank and will look to shine in his promotional debut. Conceicao-Martinez and a co-feature will air live on ESPN & ESPN Deportes (simulcast on ESPN+) at 10 p.m. ET/7 p.m. PT. Undercard bouts will stream live and exclusively on ESPN+. Promoted by Top Rank, in association with Tony Holden Productions, tickets starting at $49.50 are on sale now and can be purchased at tickets.hardrockcasinotulsa.com and at the Box Office at 918-384-ROCK (7625). Try ESPN+ For Free: https://watch.espnplus.com/toprank/ Subscribe to our YouTube