The Ultimate Fighter: Team Rousey vs. Team Tate (also known as The Ultimate Fighter 18) is the eighteenth U.S.-based installment of the Ultimate Fighting Championship (UFC)-produced reality television series The Ultimate Fighter. The season was the first to air on Fox Sports 1 and debuted on September 4, 2013, and also the first time that it had been seen on BT Sport in the UK debuting on September 5, 2013 at 11PM also.