If Superman & Lois is arguably filling the void left by Arrow, why can’t the Black Lightning spinoff fill the Supergirl void down the road?
Now that Black Lightning officially shares a universe with the likes of The Flash, Legends of Tomorrow, and the rest courtesy of the game-changing “Crisis on Infinite Earths” crossover, a Khalil spinoff debuting for the 2021-2022 TV season would take the post-Supergirl Arrowverse back up to six shows.
Besides, the end of Supergirl could mean an opening in the lineup.