01/06/2014 03:01 pm ET Updated Feb 02, 2016

Fallon Fox: MMA's First Transgender Fighter

Cindy Ord via Getty Images

As she hears her name, the world's first and only transgender professional MMA fighter steps up to the stage and the crowd goes…silent.

It's a humid October night in Miami, and Fallon Fox is standing on a makeshift riser at the Newport Beachside Hotel & Resort, looking out over a gathering of about a hundred MMA fans who have shown up at the poolside bar to hoist mojitos and watch the pre-fight weigh-in, which started two hours late. So by the time Fallon whips her T-shirt over her head and pulls off her jeans in a single swift movement, revealing a black string bikini with a big affliction logo on the ass, everybody's pretty lit.

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