UFC heavyweight champion Stipe Miocic and light heavyweight champion Daniel Cormier will square off as Ultimate Fighter coaches before meeting this summer for Miocic’s belt.

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The two were tasked with leading unbeaten fighters to glory on The Ultimate Fighter 27, which kicks off Wednesday on FOX Sports 1.

Sixteen fighters in all, with all of them sporting undefeated records, were cast for the season.

Featherweights fighters include Jay Cucciniello, Tyler Diamond, Brad Katona, Bryce Mitchell, Suman Mokhtarian, Dulani Perry, Kyler Phillips and Ricky Steele.

Lightweights are Thai Clark, Joe Giannetti, John Gunther, José Martinez Jr., Luis Peña, Richie Smullen, Mike Trizano and Allan Zuniga.

The Ultimate Fighter 27 Finale is scheduled for July 6 from Pearl Theater in Las Vegas.