UFC Vegas 25 predictions: ‘Reyes vs Prochazka’ early ‘Prelims’ undercard preview Ultimate Fighting Championship (UFC) is bringing more “Prelims” fights to ESPN+/ESPN2 this weekend (Sat., May 1, 2021) when UFC Vegas 25: “Reyes vs. Prochazka” returns to UFC APEX in Las Vegas, Nevada. MMAmania.com’s Patrick Stumberg kicks off the UFC Vegas 25 “Prelims” party with the first installment of a two-part undercard preview series below. Share this story Photo by Jeff Bottari/Zuffa LLC Once considered the future of the Light Heavyweight division, Dominick Reyes looks to snap a two-fight skid this Saturday (May 1, 2021) when he takes on surging prospect Jiri Prochazka in UFC Vegas 25’s main event. The ESPN+/ESPN2 broadcasts also see Cub Swanson attempt to halt Giga Chikadze’s growing momentum and Ion Cutelaba meets Dustin Jacoby in what looks like a guaranteed firefight.