WWEOn the July 28 edition of WWE NXT, Grayson Waller made a surprise return to cut a scathing promo on the entire NXT men’s roster. Waller recruiting main roster WWE stars from both Monday Night Raw and Friday Night SmackDown could create a powerful NXT faction that might easily take over. Here are seven main roster WWE stars to potentially join a Grayson Waller NXT faction. This is why it wasn’t a surprise when they were called up to the WWE main roster. However, Cardona has not been able to find a prominent role on the WWE main roster since his return.