Since their first appearance in a 1982 issue of Peter Parker, the Spectacular Spider-Man, the mysterious heroes known as Cloak and Dagger have captivated Marvel's true believers. Their unique and complementary powers, along with an intriguing backstory and a compelling romantic angle, made them fan favorites long before they hit TV. But while everybody knows about Spider-Man, fewer know the finer details of this relatively obscure, co-dependent superhero duo. If you're in the dark, we'll shine a light on the untold truth of Cloak and Dagger…