UFC on ESPN 55: Nicolau vs. Perez was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on April 27, 2024, at the UFC Apex facility, in Enterprise, Nevada, United States. A flyweight match between Matheus Nicolau and UFC Flyweight Championship challenger Alex Perez served as the headliner.
Alex Perez , Matheus Nicolau , Karine Silva , Ariane Lipski , Austen Lane , David Onama , Jonathan Pearce , Uroš Medić , Tim Means , Victor Henry
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