After months of traveling, Joel and Ellie receive a grave warning about what lies ahead. Later, Ellie learns more about Joel’s past – while Joel tries his best to forget.
After eight seasons, and the launch of countless superheroes, the series wraps up the story of the Green Arrow.
“Worlds lived, worlds died. Nothing will ever be the same.” The crossover starts on Supergirl S5E08, Batwoman S1E09, The Flash S6 E09 and Arrow S8E08.