Ronda Rousey and Miesha Tate are set to scrap on the Dec. 28 UFC 168 super-card, however, before then the ladies will square off as coaches on the upcoming season of The Ultimate Fighter. The show is set to debut on Sept. 4 on the UFC’s new home of Fox Sports 1 (currently Speed Channel).

The Ultimate Fighter 18 carves a new milestone in UFC history as Ronda Rousey and Miesha Tate coach both men and women, who will, for the first time, live, train, and fight side-by-side. Watch the world premiere of TUF 18 on September 4 on Fox Sports 1.