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  "path": "/ufc-fight-announcements/428394/arnold-allen-vs-melquizael-costa-set-to-headline-ufc-vegas-117-on-may-16",
  "publishedAt": "2026-03-12T00:17:49.000Z",
  "site": "https://www.mmamania.com",
  "tags": [
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  "textContent": "Top-15 Ultimate Fighting Championship (UFC) Featherweights are headed to “Sin City.” No. 8-ranked Arnold Allen will put his spot in the rankings on the line against surging Brazilian Melquizael Costa in the main event of UFC Vegas 117 on Sat., May 16, 2026, inside the UFC Apex in Las Vegas, Nevada. Ag.Fight was first to […]",
  "title": "Arnold Allen vs. Melquizael Costa set to headline UFC Vegas 117 on May 16",
  "updatedAt": "2026-03-12T00:17:49.000Z"
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