Noche UFC 306, held at The Sphere in Las Vegas, marked a historic first for live sporting events at the venue, showcasing advanced technology and production quality. The event, costing approximately $20 million, celebrated Mexican Independence Day and featured standout fights, including a lightweight bout awarded Fight of the Night honors. It achieved a record live gate of $22 million, surpassing previous UFC events headlined by Conor McGregor. Notable performances included Ketlen Souza's and Ignacio Bahamondes' victories, each earning a $50,000 bonus. The event also indicated a shift in UFC's approach to live events, incorporating elements designed to enhance future productions. UFC officials have stated that certain technological advancements from Noche UFC will be retained for future events despite it being labeled a 'once-in-a-lifetime' show.