For decades, WWE has been adding outside superstars to WWE events.

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Lawrence Taylor, Bad Bunny, and Logan Paul are some prime examples of those superstars.

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WWE is now adding a former UFC Champion and Hall of Fame fighter.

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Former Lightweight UFC Champion Daniel Cormier is set to play the special guest referee -

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for the Fight Pit between Seth Rollins and Matt Riddle at WWE Extreme Rules this Saturday.

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UFC President Dana White Responds to former UFC Champion Daniel Cormier Working With WWE.

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In an interview with ESPN MMA, former UFC Champion Daniel Cormier revealed UFC President -

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Dana White's reaction by saying that "I called Dana right away. He was like,

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'Dude, you in the WWE, how could I say  no?'  He was like, 'I would never,

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I would never say no to you in the WWE' ... They were all for it, man. UFC is all excited."

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