Review by AllTheBestFights.com: 2026-10-10, we are going to comment and rate the mma bout Brendan Allen vs Christian Leroy Duncan as soon as we watch the full fight (UFC Performance of the Night – take a look at our ranking of the Best Mma Fights of 2026).Duncan vs Allen is scheduled to take place Saturday, October 10th, at the Meta Apex in Las Vegas (Nevada, United States), in a 5-round middleweight (185 lbs, 84 kg) bout; it is the main event of the UFC Vegas 122 (also known as UFC Fight Night 290). Watch the video and rate this fight!
Brendan Allen record
The black belt in Brazilian jiu-jitsu Brendan Allen entered this fight with a professional mma record of 27-7-0 (74% finishing rate) and he is ranked as the No.7 middleweight in the world.
He lost two consecutive bouts between 2024 and 2025, against Nassourdine Imavov (Nassourdine Imavov vs Brendan Allen) and Anthony Hernandez (Brendan Allen vs Anthony Hernandez 2) but then he has beat Marvin Vettori (Brendan Allen vs Marvin Vettori), Reinier de Ridder (Reinier de Ridder vs Brendan Allen) and Edmen Shahbazyan.
Christian Leroy Duncan record
His opponent, Christian Leroy Duncan, has an official record of 15-2-0 (73% finishing rate) and he entered as the No.11 in the middleweight division.
He lost to Gregory Rodrigues in 2024 (Gregory Rodrigues vs Christian Leroy Duncan) but then he has won five consecutive fights defeating Marco Tulio, Roman Dolidze and Jared Cannonier in his last three (Jared Cannonier vs Christian Leroy Duncan).
Fight card
Here is the UFC Vegas 122 full fight card (we are going to update it after the weigh-in):
MAIN CARD (live on Paramount+)
Brendan Allen vs Christian Leroy Duncan
Jai Herbert vs Matheus Camilo
Lupita Godinez vs Ketlen Souza
Kai Kamaka III vs Andre Fili
Malcolm Wellmaker vs Otari Tanzilovi
PRELIMINARY CARD (live on Paramount+)
Gerald Meerschaert vs Julius Walker
Ismael Bonfim vs Francisco Prado
Niko Price vs Leon Shahbazyan
Brendson Ribeiro vs Felipe Franco
Richard Harris vs Allen Frye
Darya Zheleznyakova vs Alice Pereira
Melissa Gatto vs Ernesta Kareckaite
Pre-fight press conference
Watch for free the UFC Vegas 122 pre-fight press conference, featuring Christian Leroy Duncan and Brendan Allen!
Weigh-in
Watch the videos of UFC Vegas 122: Allen vs Duncan weigh-in and faceoffs from the official Ufc Youtube channel!
Full fight video / highlights
Here we are going to post a selection of the best videos about the bout Brendan Allen vs Christian Leroy Duncan as soon as the match ends. If you have seen the full fight you can rate it at the bottom of this post. (All videos are hosted on free video platforms such as Youtube, Dailymotion, Facebook, etc. and not uploaded by AllTheBestFights.com)
we hope to find better videos
Result
Who won Allen vs Duncan fight?
Brendan Allen defeated Christian Leroy Duncan via submission (rear-naked choke) at 2:46, round 5.
Post-fight interview
Listen the words of the winner or the two fighters after their bout, here is the UFC Vegas 122 post-fight octagon interview of Brendan Allen and Christian Leroy Duncan.
Post-fight press conference
Watch and listen the official UFC Vegas 122 post-fight press conference video, headlined by the main event Christian Leroy Duncan and Brendan Allen (free live stream from the UFC – Ultimate Fighting Championship Youtube channel).
Bonus awards
UFC Vegas 122 Fight of the Night: no bonus awarded
UFC Vegas 122 Performance of the Night: Brendan Allen, Andre Fili, Otari Tanzilovi, Alice Pereira
