Allen vs. Costa: UFC Vegas 117 Results

UFC Vegas 117 took place on Saturday, May 16, 2026, at the META APEX in Las Vegas, Nevada.

In the main event, Arnold Allen defeated Melquizael Costa.

**Main Card Results:**

* Arnold Allen defeated Melquizael Costa. * Daniel Santos defeated Doo Ho Choi. * Malcolm Wellmaker defeated Juan Diaz. * Bernado Sopaj defeated Timmy Cuamba. * Modestas Bukauskas defeated Christian Edwards.

**Preliminary Card Results:**

* Ivan Erslan defeated Tuco Tokkos by unanimous decision (29-28, 29-28, 29-28). * Tommy Gantt defeated Artur Minev by TKO (ground and pound) at 2:51 of round two. Gantt secured a takedown in the second round, leading to the TKO victory. * Ketlen Vieira defeated Jacqueline Cavalcanti by unanimous decision (29-28, 29-28, 29-28). * Cody Brundage defeated Andre Petroski by TKO (left hook and ground and pound) at 0:44 of round two. Brundage landed a left hook, followed by ground strikes for the stoppage. * Alice Ardelean defeated Polyana Viana by verbal submission (capsule lock) at 4:36 of round two. * Luis Gurule defeated Daniel Barez by unanimous decision (30-27, 30-27, 30-27). * Nicolle Caliari defeated Shauna Bannon by submission (arm triangle) at 3:08 of round three.