He was to fight Kassim Ouma (25-3-1 15 KOs) in a middleweight bout on September 15, 2007. It was to be televised on HBO as one of the undercard bouts supporting the main event, Márquez vs. Barrios. However, the event was canceled after Marquez suffered an injury during training. Mora made his return to the ring after 14 months against Elvin Ayala on October 16, 2007, at The Home Depot Center. The 10-round fight ended in a split draw as Ayala outworked Mora in the first half of the fight, but Mora rallied the 2nd half of the fight.