UFC Vegas 21 predictions: ‘Edwards vs Muhammad’ early ‘Prelims’ undercard preview Ultimate Fighting Championship (UFC) is bringing more “Prelims” fights to ESPN+ this weekend (Sat., March 13, 2021) when UFC Vegas 21: “Edwards vs. Muhammad” returns to UFC APEX in Las Vegas, Nevada. MMAmania.com’s Patrick Stumberg kicks off the UFC Vegas 21 “Prelims” party with the first installment of a two-part undercard preview series below. Share this story Photo by Jeff Bottari/Zuffa LLC UFC APEX in Las Vegas, Nevada, continues its Ultimate Fighting Championship (UFC) residency this Saturday (March 13, 2021) with another event on the standard ESPN+ airwaves. UFC Vegas 21’s main event sees Welterweight contender Leon Edwards end his lengthy hiatus against Belal Muhammad, who replaces the COVID-stricken Khamzat Chimaev for his second fight in four weeks. In addition, Misha Cirkunov attempts to finally punch his ticket to Light Heavyweight contention against Ryan Spann, while Philipe Lins faces Ben Rothwell in an effort to finally secure his first UFC victory.