User blog comment:TheSonofNeptune/A.T.O.M. Exosuit Revealed/@comment-213.107.92.35-20150204171008

So far in the Arrow and the Flash TV shows we have seen 4 superheroes: Green Arrow, ATOM, Flash and Firestorm. So we could be seeing more and more superhero shows that will act as spinoffs for Arrow. The reason I thought this was because there are rumours about new superheroes coming into the Arrow/Flash universe