The Arrowverse is a shared fictional multiverse centered around various television series airing on The CW and web series airing on The CW Seed, produced by Warner Bros. Television and based on characters appearing in DC Comics publications. Collaborative multimedia feature series hosted by various superhero characters, primarily from the Arrow, The Flash, and Supergirl universes.
In this universe, heroic deeds share a common timeline and sometimes intersect. The many shows that make up the Arrowverse have shared complex storylines for several seasons, including many crossovers where characters appear on different shows. Despite its complexity, managing multiple storylines and intersecting characters gives the Arrowverse a dynamic and compelling continuity.