The Monitor sends Harbinger to gather the worlds’ greatest heroes - Supergirl, The Flash, Green Arrow, Batwoman, White Canary, The Atom and Superman - in preparation for the impending Crisis. With their worlds in imminent danger, the superheroes suit up for battle while J’onn and Alex recruit Lena to help them find a way to save the people of Earth-38. This crossover continues on Batwoman S1E09, The Flash S6E09, Arrow S8E08, and Legends of Tomorrow S05E01.
No intro
Community marked: this episode has no intro
41:29 → 41:56 (2489s–2516s)
skips 27s · timed on a 41:56 stream
Submitted Jun 26, 2026
Times accept seconds (91) or clock format (1:31).
