The title of the first superhero in comics is frequently attributed to Superman. His appearance marked a significant shift in the comic book landscape and paved the way for the superhero genre as we know it today. Other characters emerged shortly after, but Superman was the pioneer.
Well, to make superhero comics, start by defining your hero's personality and goals. Come up with interesting villains and conflicts. The visuals should be bold and colorful. And don't forget to build a coherent story arc that keeps readers hooked.
Well, it depends on how you define 'fastest'. But if we're talking about pure speed, many would say it's The Flash. He can move at speeds that are almost unimaginable and even travel through time.
It's hard to give an exact number because new ones are constantly being created and old ones are being reprinted or rediscovered. But there are thousands upon thousands out there.
Superhero comics are massively popular. They not only have dedicated comic book fans but also have led to successful movie and TV adaptations, expanding their reach and popularity even further.