UFC on ESPN: Luque vs. dos Anjos (also known as UFC Vegas 78 and UFC on ESPN 51) is a mixed martial arts event produced by the Ultimate Fighting Championship that took place on August 12, 2023, at the UFC Apex facility in Enterprise, Nevada, part of the Las Vegas Metropolitan Area, United States.
Thiago Santos vs. Johnny Walker (Light Heavyweight) Kevin Holland vs. Kyle Daukaus (Middleweight) Alex Oliveira vs. Niko Price (Welterweight) Misha Cirkunov vs. Krzysztof Jotko (Middleweight) Alexander Hernandez vs. Mike Breeden (Lightweight)