Carlos, motivated by a chance to compete in Canada, made a return to MMA again 2009 at Warrior-1: Inception. He scored a first round victory by way of KO against Nabil Khatib, this was Carlos's first fight on Canadian soil in 13 years. He again returned to action on October 10, 2009 against former UFC veteran "Mr. International" Shonie Carter at Warrior-1: High Voltage. The bout was to be for the Warrior-1 Welterweight Championship, but because Newton did not make weight, it was a non-title bout. Newton beat Carter by unanimous decision after three rounds.