Reunited with his sister, Oliver and Thea find themselves searching through a familiar maze of catacombs. Meanwhile, John and Lyla partner on a special ops mission.
- Year: 2020
- Country: United States of America
- Genre: Crime, Drama, Mystery, Action & Adventure
- Studio: The CW
- Keyword: superhero, based on comic, superhero team, masked vigilante
- Director: Greg Berlanti, Marc Guggenheim, Andrew Kreisberg
- Cast: Stephen Amell, David Ramsey, Katie Cassidy, Rick Gonzalez, Katherine McNamara, Juliana Harkavy