Crisis on Infinite Earths (TV) (2019)

"Crisis on Infinite Earths" is the upcoming sixth annual Arrowverse crossover event, featuring episodes of the live-action television series Supergirl, Batwoman, The Flash, Arrow, and Legends of Tomorrow on The CW. The Supergirl, Batwoman, and The Flash episodes will air in December 2019, while the Arrow and Legends of Tomorrow episodes will air in January 2020. "Crisis on Infinite Earths", which is inspired by the comic of the same name, continues plot lines established in the previous crossover, "Elseworlds". Additionally, the preceding episodes of Arrow season eight and much of The Flash season six served as a prelude to the crossover.