What division do Arnold Allen and Melquizael Costa fight in?

The fight takes place in the Featherweight division over 5 rounds.

Who is the favorite between Arnold Allen and Melquizael Costa?

Arnold Allen is the bookmaker favorite over Melquizael Costa.

UFC Fight Night: Allen vs. Costa · May 16, 2026

Featherweight 5R Main Event

Arnold Allen VS Melquizael Costa

Arnold Allen

21-4-0 · -117

England

Winner

Melquizael Costa

26-8-0 · 113

Brazil

Defeat

Summary

Arnold Allen faces Melquizael Costa at UFC Fight Night: Allen vs. Costa on Saturday, May 16, 2026. Fight in the Featherweight division over 5 rounds. Arnold Allen comes in with a 21-4-0 record, Melquizael Costa with 26-8-0. Arnold Allen is the betting favorite. Result: Arnold Allen defeated Melquizael Costa by Unanimous Decision in round 5.

Updated on May 27, 2026

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Tale of the Tape: Arnold Allen vs Melquizael Costa

21-4-0

Record

26-8-0

5' 8"

Height

5' 10"

70"

Reach

71"

Age

—

Stance

—

Style

—

UFC Rank

#12

How do Arnold Allen and Melquizael Costa win their fights?

Arnold Allen

SUB

DEC

Melquizael Costa

SUB

DEC

What does the MMX community think?

Arnold Allen50% Melquizael Costa50%

16 predictions Top predicted method: KO (63%)

See the full division: Featherweight