Days of Future Piff
Superstar
list might be old, but it shows what we all know: spidey is the man and x-men are the team of marvel....that's why i think marvel ******* up with they comics.....making iron man the center of the comic universe and burying the x-men for the inhumans, smh....i get it, they following the money of the movies, but no....just no....
This. Spidey, X-men (and Daredevil) >>>>>>
Also, honorable mention to the Fantastic Four. Even though they're fantastically by today's standards, there's no denying that they did a LOT for comics as a medium.
Introducing the Thing, one of the first monstrous looking characters to be an actual hero despite his apperance
Introducing the Silver Surfer
Black Panther
Establishing the GOAT villains (Doom, Galactus, etc.)
Laying the groundwork of the Marvel Universe as we know it, pre-dating the Avengers, X-men, and even Spider-man
Stan Lee and Jack Kirby