Alternative versions of Robin is later established that they are from the current time-line, and were shunted through time and given false memories by the Time Trapper, who wished to use them as sleeper agents against the time travel villain, Extant. It wasn't revealed until one of the later runs of the Teen Titans that this was not Dick Grayson, in fact his true identity was never uncovered. After this storyline, this version of Nightwing has not been seen since. Whether this version existed at all, after the events of Infinite Crisis or would later to be revealed to be an alternative Dick, Jason,
Teen Titans Haney "took some ribbing for the writing style that described the Teen Titans as 'the Cool Quartet' or 'the Fab Foursome'. The attempt to reach the youth culture then embracing performers like the Beatles and Bob Dylan impressed some observers." Green Arrow's sidekick Speedy makes guest appearances before officially joining the team in "Teen Titans" #19. Aqualad takes a leave of absence from the group in the same issue, but makes several later guest appearances, sometimes with girlfriend Aquagirl. Neal Adams was called upon to rewrite and redraw a "Teen Titans" story which had been written by Len Wein and