UFC 113: Machida vs. Shogun 2 was a mixed martial arts event held by the Ultimate Fighting Championship on May 8, 2010 at the Bell Centre in Montreal, Quebec, Canada. UFC 113 featured the rematch between Lyoto Machida and Maurício Rua for the UFC Light Heavyweight Championship. The two first met at UFC 104, where Lyoto Machida retained his belt in a controversial unanimous decision victory.