Lego Batman looks to make Batman more kid-friendly and in order to promote the film, the movie's star teamed up with every CW superhero show for an epic crossover trailer that features the main characters from each show.
It's awesome to see such a big crossover, which means BATMAN exists in the "Arrowverse" (the DC superhero universe every CW superhero show is a part of)
But it didn't stop there for the Lego Batman crossovers, because he showed up in every end sequence of all the CW superhero shows this week as well:
IMAGE: YouTube