When tuning in to a professional wrestling show, audiences are going to see a multitude of signs among the live crowd, with fans hoping the cameras catch a glimpse of them. Signs can vary from a fan showing their love for particular wrestlers to taking a humorous jab at some of the more villainous wrestlers on the show. One audience member at this week's AEW Dynamite, though, went a different route, instead asking for the return of the Killer Instinct series.