Featherweight prospects collide in the main event of Bellator 253 as the undefeated AJ McKee (16-0) takes on Darrion Caldwell (15-3) in the Bellator World Grand Prix semifinal. The main card is set for 7 p.m. ET from the Mohegan Sun Arena and will be televised on CBS Sports Network. McKee is a -320 favorite (risk $320 to win $100), while Caldwell is offered at +260 (risk $100 to win $260) in the latest William Hill Sportsbook odds for McKee vs. Caldwell at Bellator 253. 

Before you make any Bellator 253 picks, you NEED to see the latest predictions from SportsLine MMA expert Kyle Marley, considering the epic run he's on. He won the first-ever "ToutMaster" UFC betting contest sponsored by MMAOddsBreaker and also appears regularly on multiple MMA betting and DFS shows. Over the past 21 months, $100 bettors who have followed Marley's picks are up more than $21,000!

Marley's standout 2020 includes hitting 24 of his last 32 UFC main-event picks, a stretch that included five consecutive upsets! His expertise also has shined with his analysis of Bellator cards as Marley went a perfect 4-0 last week on the main card while calling a fast finish for Patricio Freire (-750) over Pedro Carvalho (+525) in the Bellator 252 main event. Anyone who has consistently followed Marley's MMA selections is WAY UP! 

For Bellator 253, we can tell you Marley is backing Joey Davis (-450) to get his hand raised against Keith Lee (+370) in a featured welterweight fight on the main card. Marley also has strong picks for McKee vs. Caldwell and other fights on the Bellator 253 card. You ABSOLUTELY need to see Marley's picks before making any of your own!

Who wins McKee vs. Caldwell and every bout on the Bellator 253 main card? And which fight is a HUGE mismatch? ... Join SportsLine right now to see which fighters you need to be all over on Thursday, all from the expert who's up more than $21,000 in MMA picks in the past 21 months!