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Rate the card 13 fights, one tap each.

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Early prelims

How it ended 4 KO/TKO 4 submissions 5 decisions 62% finished

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UFC Fight Night: Allen vs. Costa results: Arnold Allen def. Melquizael Costa by Decision - Unanimous (R5), May 16, 2026
UFC Fight Night: Allen vs. Costa results: Arnold Allen def. Melquizael Costa by Decision - Unanimous (R5), May 16, 2026
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When and where was UFC Fight Night: Allen vs. Costa?

UFC Fight Night: Allen vs. Costa took place on Saturday, May 16, 2026 at Las Vegas, Nevada, USA.

Who won the UFC Fight Night: Allen vs. Costa main event?

Arnold Allen def. Melquizael Costa by Decision - Unanimous (R5).

What were the UFC Fight Night: Allen vs. Costa results?

Arnold Allen def. Melquizael Costa (Decision - Unanimous, R5); Dooho Choi def. Daniel Santos (KO/TKO, R2); Juan Diaz def. Malcolm Wellmaker (Submission, R2); Modestas Bukauskas def. Christian Edwards (Decision - Split, R3); Benardo Sopaj def. Timmy Cuamba (Submission, R2); Khaos Williams def. Nikolay Veretennikov (KO/TKO, R1). Every result is on this page.

UFC Fight Night: Allen vs. Costa had 13 fights: 4 KO/TKO, 4 submissions and 5 decisions.

What was the best fight at UFC Fight Night: Allen vs. Costa?

By MMA.SOCIAL fan ratings, Dooho Choi vs Daniel Santos was the top-rated fight at 85/100.