Prelim Results | UFC Fight Night: Allen vs Costa

In the main event, No. 7 ranked featherweight contender Arnold Allen battles surging No. 12 ranked contender Melquizael Costa. The card also features the return of bantamweight knockout artist Malcolm Wellmaker and the debut of Dana White's Contender Series standout Tommy Gantt.

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Don't miss UFC Fight Night: Allen vs Costa on Saturday, May 16. Prelims start at 5pm ET/2pm PT, followed by the main card at 8pm ET/5pm PT.

Prelim Results, Highlights & Interviews:

(This page will be updated live throughout the prelims. For more live coverage, see our Main Card Results and Official Scorecards.)

Still To Come:

Shauna Bannon vs Nicolle Caliari

Strawweights get the action started as Ireland's Shauna Bannon (7-2, fighting out of Tallaght, Dublin, Ireland) squares off against Nicolle Caliari (8-4, fighting out of Florianópolis, Santa Catarina, Brazil)

Daniel Barez vs Luis Gurule

Flyweight finisher Daniel Barez (17-7, fighting out of Valencia, Spain) takes on Dana White's Contender Series grad Luis Gurule (10-3, fighting out of Sheridan, CO), who hunts his first official UFC win

Alice Ardelean vs Polyana Viana

Fresh off back-to-back wins in 2025, Alice Ardelean (11-7, fighting out of Orlando, FL) looks to keep the ball rolling against Brazilian strawweight Polyana Viana (13-8, fighting out of São Geraldo do Araguaia, Pará, Brazil)

Cody Brundage vs Andre Petroski

Middleweight Cody Brundage (11-9-1, 1 NC, fighting out of Englewood, CO) makes his third appearance of 2026 against Andre Petroski (13-5, fighting out of Philadelphia, PA)

Ketlen Vieira vs Jacqueline Cavalcanti

No. 5 ranked bantamweight contender Ketlen Vieira (15-5, fighting out of Manaus, Amazonas, Brazil) defends her position in the Top 5 against No. 11 ranked Jacquelin Cavalcanti (10-1, fighting out of Almada, Portugal), who's unbeaten (5-0) since signing with the UFC in 2023

Tommy Gantt vs Artur Minev

Undefeated Dana White's Contender Series standout Tommy Gantt (11-0, 1 NC, fighting out of Gilroy, CA) makes his debut against short-notice opponent and fellow UFC newcomer Artur Minev (7-0)

Tuco Tokkos vs Ivan Erslan

In the featured prelim, light heavyweight Tuco Tokkos (11-5, fighting out of Deerfield Beach, Florida by way of London, England) collides with Ivan Erslan (14-6, 1 NC, fighting out of Zagreb, Croatia)