UFC Vegas 117 weigh-in results: Arnold Allen's Octagon return set

UFC Vegas 117 is official following the weigh-ins, confirming a 13-fight card headlined by featherweights Arnold Allen and Melquizael Costa. UFC Vegas 117 weigh-in results showed every fighter hit contracted marks, with no issues reported. Arnold Allen vs. Melquizael Costa tops a five-round main event after Allen weighed 145 and Costa 145.5 pounds. Allen (20-4) seeks to rebound after decision losses to Max Holloway, Movsar Evloev and Jean Silva, offset by a win over Giga Chikadze. Costa (26-7) enters on a six-fight UFC streak with recent knockouts of Morgan Charriere and Dan Ige. The event streams Saturday on Paramount+, main card 8 p.m. ET.