Invasion! (Arrow)


 * For episodes of the same name, see Invasion!

"Invasion!" is the upcoming eighth episode of the fifth season of Arrow, and the one-hundredth episode overall. The episode is the third of a four-part crossover with the eight episode of the season two of Supergirl, eighth episode of the third season of The Flash and seventh episode of DC's Legends of Tomorrow. It will air on November 30, 2016.

Synopsis
Oliver wakes up to a life where he never got on The Queen's Gambit. Robert and Moira are alive and well. Laurel is his loving fiancée and their wedding is imminent. Everything seems perfect, but Oliver starts to notice small imperfections that make him question this new reality. Meanwhile, Felicity and the recruits take on a new threat with help from The Flash and Supergirl.

Production
Preparation ran from September 14 until September 22, 2016. Shooting ran from September 23 until October 7, 2016.