Tracy Cortez will face former strawweight champion Rose Namajunas in the main event of UFC Denver on July 13, stepping in after Maycee Barber withdrew due to health issues. This marks Cortez's first UFC main event and a significant challenge in her undefeated UFC career. The fight, which has garnered considerable attention, will be supported by a co-main event featuring Santiago Ponzinibbio against Muslim Salikhov. UFC Denver promises a stacked card with additional notable fights, including Drew Dober vs. Jean Silva. Fans worldwide can tune in via ESPN/ESPN+. The event follows recent high-profile matches and changes that have kept the MMA community abuzz.