CRISIS ON EARTH X is the fourth annual Arrowverse crossover event, featuring episodes of the live-action television series Supergirl, Arrow, The Flash, and Legends of Tomorrow on The CW. The crossover

Barry and Iris' wedding brings the gang together, but things go awry when villains from Earth-X attack the ceremony. ▶️ DTube ▶️ IPFS

This year’s crossover between Supergirl, Arrow, The Flash and Legends Of Tomorrow was called "Crisis On Earth-X". The 1st hour started things by showing the nazis, incredible fighting scenes,