Spider-Man's black costume first appears in The Amazing Spider-Man #252, after the character returns from the Secret Wars. The black costume would eventually tie into the origin of the popular supervillainVenom.
Batman: The Dark Knight Returns, a four-issue comic booklimited series written and drawn by Frank Miller and published by DC Comics, debuts. It reintroduced Batman to the general public as the psychologically dark character of his original 1930s conception, and helped to usher in an era of "grim and gritty" superheroes from the mid-1980s to mid-1990s.