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
Teen Titans it was originally designed as a direct continuation of the previous Teen Titans series before Dan DiDio declared that all previous incarnations of the Titans never existed; this in spite of the fact that early issues of the 2011 series (as well as "Red Hood and the Outlaws" and "Batwoman") made explicit mention of the previous Teen Titans teams. The new team is formed by Tim Drake, now rebranded as "Red Robin" in order to protect teenage heroes from a villain known as Harvest and his organization "N.O.W.H.E.R.E". A running theme for the 2011–2014 series, was Harvest kidnapping young heroes