Allen vs Costa set for Vegas Fight Night on May 16

Arnold Allen (ranked No. 8) will face Melquizael Costa (ranked No. 12) in a featherweight bout headlining UFC Fight Night in Las Vegas on May 16. The matchup was announced Thursday as part of Dana White's comprehensive schedule announcement through mid-June. This fight features two ranked featherweights competing for positioning in the division. The bout is part of the UFC's extensive slate of events scheduled across multiple international locations during the spring of 2026.