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
" Crisis on Earth-X, Part 4 " is the eighth episode of the third season of Legends of Tomorrow and the final chapter of a massive four-part crossover event. It originally aired on November 28, 2017. The Final Stand
The episode concludes with a double wedding. Diggle officiates a small, private ceremony where and Oliver and Felicity all get married simultaneously. 🕊️ Major Impact