Arnold Allen beats Melquizael Costa by UD on 16 May 2026
Arnold Allen defeated Melquizael Costa by unanimous decision at UFC Fight Night: Allen vs Costa, extending his record to 21-4. The British featherweight controlled the main event against the debuting Costa, who falls to 0-1 in his first professional outing. Allen's experience proved decisive across the scheduled rounds as he secured the verdict on all three cards.
How it ended
With no finish materialising, all three judges favoured Allen's work over the full distance. The unanimous decision reflected the Englishman's ability to impose his game plan throughout. Costa, making his professional debut in a daunting spot, was unable to turn the tide as the bout progressed.
Updated records
- Melquizael Costa — 0-1
- Arnold Allen — 21-4 (7 KO)
What's next
Allen now stands at 21-4 and remains a fixture in the featherweight conversation after banking another win on home soil. Costa begins his career at 0-1, facing the familiar challenge of regrouping after a promotional debut loss. Both men will assess their performances as they look to their next assignments in a competitive division.
Frequently asked questions
Who won Melquizael Costa vs Arnold Allen?
Arnold Allen defeated Melquizael Costa by UD at UFC Fight Night: Allen vs Costa.
How did Melquizael Costa vs Arnold Allen end?
The fight ended by UD.
What's Arnold Allen's record now?
Arnold Allen now stands at 21-4 (7 KO).
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