Superhero Insider: Black Lightning ends as The Flash, Supergirl deal with new foes
(WorldNews Entertainment)

Each week, we break down the biggest moments from Supergirl, The Flash, Legends of Tomorrow, Black Lightning, and Arrow - both here and on SiriusXM´s EW Live every Friday during Superhero Insider. This week, Black Lightning brought its sophomore season to a close. Meanwhile in the Arrowverse, Jon Cryer made his exceedingly fun debut as Lex Luthor, XS´ secret finally came out on The Flash, and Arrow spent an entire episode in the future. Here are the highlights! Supergirl Sergei Bachlakov/The CW Jon Cryer stole the show in his debut episode as Lex Luthor. His performance as the sickly Lex was just convincing enough to make you consider that he wasn’t up to something. Of course, Lex was...