The story begins with the heroes trapped on Earth-X, a world where the Nazis won World War II. After escaping a concentration camp with the help of Ray Terrill (The Ray) and Leo Snart (Citizen Cold), the team returns to Earth-1 to stop the invaders from the New Reich. Key Story Beats
: The most emotional moment of the episode is the death of Martin Stein . After being shot while trying to activate the temporal gateway on Earth-X, Stein realizes his connection to Jax is killing them both. He drinks the "Cure" to sever the Firestorm matrix, saving Jax’s life but ending his own. Legends.Of.Tomorrow.3x08.Crisi.Su.Terra.X.Quart...
: Kara (Supergirl) flies her dying doppelgänger, Overgirl, into space before she explodes like a supernova. The story begins with the heroes trapped on