Publication history of Dick Grayson leadership of the Titans to Wonder Girl, and takes a leave of absence from the team. In pre-"Crisis on Infinite Earths" continuity, the maturing Dick Grayson grows weary of his role as Batman's young sidekick. He renames himself Nightwing, recalling his adventure in the Kryptonian city of Kandor, where he and Batman meet the local hero of the same name. "Nightwing: Secret Files & Origins" #1 and "Nightwing: Year One" tell the full post-Crisis version of how Dick Grayson gives up his identity as Robin (having been "fired" by Batman). Uncertain what to do with his new-found independence, Dick considers
Robin in other media become a romantic couple. The tie-in comic, "Teen Titans Go!" appears to confirm that this version of Robin is indeed Dick Grayson, as issue #47 focuses on Robin struggling through the anniversary of the death of his parents (which are shown to be the Flying Graysons, as in the episode "Haunted") with the other Titans trying to help him cope. Batman makes a cameo overseeing Titans Tower from the city, and after seeing Robin and Starfire kiss, claims that Robin is "in better hands". Jason Todd is also mentioned by Beast Boy to be a potential candidate for Red X