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,
Robin in other media Starfire when Jump City is threatened by aliens in "Go!". Robin is generally respected by the others as the team's best leader, but on the inside he is driven by an unhealthy obsession to win, which sometimes alienates him from his teammates ("Divide And Conquer", "Masks", "Winner Take All", "The Quest"). The identity of the series iteration of Robin (voiced by Scott Menville) isn't directly obvious, as the style of this version's costume is still closely modeled on Tim Drake's first costume as well as Robin's costume from "Batman: The Animated Series", however, the colors are those of Dick Grayson