"Invasion! '' Arrowverse crossover event Home media cover Also known as "Heroes v Aliens '' "Heroes Unite '' Episode nos. The Flash (part 1) Season 3, Episode 8 Arrow (part 2) Season 5, Episode 8 Legends of Tomorrow (part 3) Season 2, Episode 7 Directed by Dermott Downs (Flash) James Bamford (Arrow) Gregory Smith (LoT) Story by Greg Berlanti Andrew Kreisberg (Flash) Teleplay by Aaron Helbing (Flash) Todd Helbing (Flash) Marc Guggenheim (Arrow & LoT) Wendy Mericle (Arrow) Phil Klemmer (LoT) Production codes T27. 13108 (Flash) T27. 13208 (Arrow) T13. 20007 (LoT) Original air dates November 29, 2016 (2016 - 11 - 29) (Flash) November 30, 2016 (2016 - 11 - 30) (Arrow) December 1, 2016 (2016 - 12 - 01) (LoT) Episode chronology The Flash ← Previous "Killer Frost '' Next → "The Present '' List of The Flash episodes Arrow ← Previous "Vigilante '' Next → "What We Leave Behind '' List of Arrow episodes Legends of Tomorrow ← Previous "Outlaw Country '' Next → "The Chicago Way '' List of Legends of Tomorrow episodes Preceded by "Heroes Join Forces '' Followed by "Crisis on Earth - X ''
what episode of dc legends of tomorrow is invasion
Season 2, Episode 7