Meet the unsung heroes of UFC Vegas 21.
A synopsis for the YouTube video reads, "Jonathan Martinez, Matheus Nicolau and Darren Stewart are three fighters to study up on heading into UFC Vegas 21: Edwards vs Muhammad on Saturday night."
UFC Vegas 21 takes place from the UFC Apex in Las Vegas, Nevada on Saturday, March 13. The ESPN+ card is headlined by Leon Edwards vs Belal Muhammad. Keep up with Fightful for all your event-related coverage.
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