Amell made his first WWE appearance on the May 25, 2015 episode of Raw, where he had a confrontation with Stardust. Amell returned to Raw in early August; after being assaulted in the audience by Stardust, Amell got into the ring to attack him until being contained by security. Following a backstage segment with Triple H, it was announced that Neville would team with Amell to face Stardust and King Barrett at SummerSlam. At the event on August 23, 2015, Amell and Neville defeated Barrett and Stardust in a tag team match. On December 21, 2015, Amell was awarded a Slammy for the "Celebrity Moment of the Year" for his dive onto Stardust during the match.