Still trapped in each other's bodies, Oliver and Barry head to Gotham City with Supergirl to find out why their reality changed and cross paths with the mysterious Kate Kane.
Did You Know?
First appearance of Arkham Asylum in the Arrowverse. In the DC comics, Arkham is where those of Batman's foes considered to be legally insane are incarcerated. See more
Even in the chaotic history of Arkham Asylum, it would never make sense to place an unlocked lab/weapon storage facility in the hallway amidst prisoner cells. See more
Kane Wolfman, you're under arrest for 19 violations of international law!
Really? Does that include the murder of...
[counts the agents
... four A.R.G.U.S. field agents?
References The Flash