Webster made his WWE debut at WrestleMania Axxess in 2018, being defeated by Pete Dunne. On 18 May it was announced that Webster would be a participant in the 2018 United Kingdom Championship Tournament. He would defeat Jordan Devlin in the quarter finals before being eliminated by eventual tournament winner, Zack Gibson. The following night, Webster, Travis Banks and Mark Andrews were defeated in a WWE United Kingdom Championship number one contenders match by the returning Noam Dar.