UFC 213: Romero vs. Whittaker is a mixed martial arts event produced by the Ultimate Fighting Championship held on July 8, 2017 at T-Mobile Arena in Paradise, Nevada, part of the Las Vegas metropolitan area.
The event is expected to be headlined by a UFC Featherweight Championship unification bout between current champion José Aldo and interim champion Conor McGregor. The bout was originally expected to take place at UFC 189.
After his win against Frankie Edgar, Aldo is lost from the spotlight. Max Holloway, the interim featherweight champion, challenges Aldo for the featherweight belt and Aldo returns to the cage to continue his story.
After suffering a defeat at the hands of short notice opponent Nate Diaz at UFC 196, UFC Featherweight Champion Conor McGregor seeks to avenge his loss at the T-Mobile Arena in Las Vegas, in a five round welterweight rematch with Diaz.
The main event sees UFC featherweight champion Conor McGregor jump up two weight classes to for a welterweight fight with Nate Diaz , and in the co-headliner, women's bantamweight champ Holly Holm meets Miesha Tate.