UFC Vegas 117 Delivers Arnold Allen Dominance and Explosive Choi Doo-Ho Knockout

UFC Vegas 117 took place in Las Vegas, delivering a solid lineup of finishes and competitive bouts across both the main and preliminary cards.

In the featherweight main event, Arnold Allen secured a dominant victory over Melquizael Costa via unanimous decision — 50-45, 50-45, 49-46 — controlling the fight for nearly every round with superior pacing and pressure.

The co-main event also featured a featherweight clash, where Doo Ho Choi impressed with a second-round TKO win over Daniel Santos after a high-paced striking performance and clean shots in the stand-up exchanges.

Main card results:

Arnold Allen defeated Melquizael Costa – Decision (50-45, 50-45, 49-46)
Doo Ho Choi defeated Daniel Santos – TKO, Round 2 (4:29)
Juan Diaz defeated Malcolm Wellmaker – Submission, Round 2 (4:08)
Modestas Bukauskas defeated Christian Edwards – Decision (29-28, 28-29, 29-28)
Bernardo Sopai defeated Timothy Kumbaba – Submission, Round 2 (2:25)
Khaos Williams defeated Nikolay Veretennikov – TKO, Round 1 (3:31)

Preliminary card:

Ivan Erslan defeated Tuco Tokkos – Decision (29-28 x3)
Tommy Gantt defeated Artur Minev – TKO, Round 2 (2:51)
Ketlen Vieira defeated Jacqueline Cavalcanti – Decision (29-28 x3)
Cody Brundage defeated Andre Petroski – TKO, Round 2 (0:44)
Alyse Ardelian defeated Polyana Viana – Submission, Round 2 (4:36)
Luis Gurule defeated Daniel Barez – Decision (30-27 x3)
Nicole Caliari defeated Shanna Bannon – Submission, Round 3 (3:08)