Supergirl airs Mondays at 8 PM on The CW followed by The Flash on Tuesdays, Arrow on Wednesdays, and DC’s Legends of Tomorrow on Thursdays.
The Invasion crossover will go across all four CW shows starting with Supergirl and continuing into The Flash, Arrow, and DC’s Legends of Tomorrow and will feature the aliens The Dominators as its central antagonist.
The CW has released an extended promo for the four-part Invasion crossover, starting with Supergirl on Novermber 28!
While fighting to free Mon-El, Supergirl comes face to face with Cyborg Superman.”