Jose Aldo faces off against Conor McGregor for the undisputed UFC featherweight title in the main event of UFC 194.

UFC women's bantamweight champion Ronda Rousey faces perhaps her toughest challenge to date when she defends her title against Holly Holm at UFC 193. Also, UFC strawweight champion Joanna Jedrzejczyk takes on Valerie Letourneau in co-main event.

UFC light heavyweight champion Daniel Cormier will make his first title defense when he battles No. 2 contender Alexander "The Mauler" Gustafsson in the main event of UFC 192.

Demetrious "Mighty Mouse" Johnson defends his UFC title for the seventh time against John "The Magician" Dodson in the main event of UFC 191.

After calling out Ronda Rousey and defeating two of her teammates, Brazil's unbeaten Bethe Correia will challenge Rousey for the UFC women's bantamweight title in the main event of UFC 190 at HSBC Arena in Rio de Janeiro.

UFC 189 showcases two anticipated championship bouts featuring four global superstars. In the main event, the United States' Chad "Money" Mendes gets his shot at championship gold when he faces Ireland's Conor McGregor for the interim UFC featherweight title.

The long awaited UFC heavyweight title fight between champion Cain Velasquez and interim titleholder Fabricio Werdum and fans are guaranteed to see an epic battle when UFC's two best heavyweights finally meet.

The vacant UFC light heavyweight championship is up for grabs as feared knockout artist Anthony "Rumble" Johnson squares off against two-time U.S. Olympian Daniel Cormier in an intriguing clash of top contenders.

Hard-hitting top contender Kyoji Horiguchi attempts to become the first Japanese fighter to win UFC gold when he takes on dominant UFC flyweight champion Demetrious "Mighty Mouse" Johnson at UFC 186.

UFC lightweight champion Anthony "Showtime" Pettis defends his crown for the second time against surging Brazilian contender Rafael dos Anjos.

UFC women's bantamweight champion Ronda Rousey defends her crown for the fifth time against No. 1 contender Cat Zingano at UFC 184 in Los Angeles.

Future Hall of Famer Anderson "The Spider" Silva makes his return to the Octagon to face longtime contender Nick Diaz at UFC 183.

Two-time Olympic wrestler Daniel Cormier challenges the pound-for-pound king, Jon "Bones" Jones, in the main event of UFC 182 in Las Vegas. It's an epic clash of 205-pound superstars who have declared war on one another, and this score will be settled in the Octagon.