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Arnold Allen Faces Melquizael Costa in UFC Vegas 117 Main Event Tonight

The narrow betting edge for Allen signals confidence in experience over Costa’s streak.

Overview

  • The five-round featherweight main event streams Saturday from Meta APEX on Paramount+, with prelims at 5 p.m. ET and the main card at 8 p.m. ET.
  • Both fighters made weight at Friday’s official UFC weigh-ins, confirming the matchup as the evening’s headliner.
  • Betting markets have Allen as a slight favorite, with DraftKings listing him at -148 against Costa at +124.
  • Costa enters on a six-fight run with four recent stoppages, including a spinning back‑kick knockout of Dan Ige, and this is his first UFC main event.
  • Allen is a long‑tenured contender looking to reset after recent losses, and the winner is expected to climb the rankings toward a title opportunity.