The Amazing Spider-Man, Vol. 1 #258 (1984)

"The Sinister Secret of Spider-Man's New Costume!"
But that isn't the only revelation to rock Peter Parker's world. Because when Mary Jane Watson tells him she's known his secret for years, it will change everything! Torn between MJ and the Black Cat, Peter is put into an emotional tailspin - and a shocking nightmare forces him to seek answers about his remarkable suit! But will Mister Fantastic of the Fantastic Four be able to help him? Plus: Spidey dons an even newer, instantly iconic ensemble!
Release Date: 1984