UFC Unleashed

Donald Cerrone looks for his fourth straight UFC win against Dennis Siver, while former light heavyweight champion Lyoto Machida faces Hall-of-Famer Randy Couture in the main event.

Brothers Nick and Nate Diaz take center stage in explosive Octagon action, featuring Nate versus Takanori Gomi and Nick's highly anticipated return against former champion BJ Penn.

Tito Ortiz steps in on short notice for a high-stakes rematch with Rashad Evans, while heavyweight Brendan Schaub faces legendary striker Mirko Cro Cop in a stacked lineup of battles.

Outspoken contender Chael Sonnen returns to the Octagon to face Marine veteran Brian Stann, while striker Cung Le makes his UFC debut against former champion Wanderlei Silva.

Dan Henderson makes his Octagon return against former champion Mauricio "Shogun" Rua in an iconic clash, while Tito Ortiz faces Brazilian submission specialist Antonio Rogerio Nogueira.

Jon "Bones" Jones defends his light heavyweight title against former champion Lyoto Machida, while fan-favorites Donald Cerrone and Nate Diaz square off in an explosive showdown.