As Amell explained, having to keep track of each scene as Oliver Queen / Green Arrow ... the crossover episode; however, Amell also conveyed how much fun the crossover process can be: “Flash ...

Sure, the series actually begins by assembling side characters from "Arrow" and "The Flash" (who participate in a handful of ...

Amidst an enormous universe of iconic heroes and villains, several incredible characters were not used to their fullest ...

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The early crossovers were simple; Flash vs. Arrow, Flash meets Supergirl, and so on. But then Invasion! put the characters of most of the current shows together in one place and gave us a complex ...