In the main event, Marvin Vettori and Kevin Holland can weigh no more than 186 pounds, the maximum allowed for a non-title middleweight fight.
The UFC Vegas 23 weigh-ins are expected to begin at 12 p.m. ET.
Check out UFC Vegas 23 weigh-in results below.
Main Card (ABC, ESPN+, 3 p.m. ET)
Kevin Holland vs. Marvin Vettori
Sodiq Yusuff vs. Arnold Allen
Sam Alvey vs. Julian Marquez
Nina Nunes vs. Mackenzie Dern
Mike Perry vs. Daniel Rodriguez
Preliminary Card (ESPN+, 12 p.m. ET)
Jim Miller vs. Joe Solecki
Scott Holtzman vs. Mateusz Gamrot
Erin Blanchfield vs. Norma Dumont
John Makdessi vs. Ignacio Bahamondes
Yorgan De Castro vs. Jarjis Danho
Hunter Azure vs. Jack Shore
Luis Saldana vs. Jordan Griffin
Da Un Jung vs. William Knight
Impa Kasanganay vs. Sasha Palatnikov
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