UFC Fight Night 276: Allen vs. Costa

UFC Fight Night 276: Allen vs. Costa was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on May 16, 2026, at the Meta Apex in Enterprise, Nevada, part of the Las Vegas Valley, United States. A featherweight bout between Arnold Allen and Melquizael Costa served as the event's headliner.

Cast

Arnold Allen

Self

Melquizael Costa

Self

Choi Doo-ho

Self

Daniel Santos

Self