There are a few versions of the Iron Fist character in Marvel Comics. But it's not a straightforward number as it depends on different storylines and continuities.
The separation of the Hulk and Banner varies in Marvel comics. Sometimes, external forces or internal conflicts cause them to split, but it's not a consistent occurrence throughout all comics.
Yes, there are some hints of a special relationship between them. In the movies and comics, they share a unique bond. Hulk seems to have a certain level of protectiveness towards Black Widow, and she is one of the few who can somewhat reach out to the Hulk within Bruce Banner.
Yes, it probably is. She - Hulk has a lot of fans, and a graphic novel dedicated to her is likely to be popular among Marvel enthusiasts. They would be interested in her story and the unique take on her character in this format.
šI recommend you a novel that goes through Marvel, Amazing Story Club. The author is sick and has no medicine. The genre of the novel is fantasy-alternative fantasy. The general plot is that the protagonist accidentally travels through the Marvel world and encounters all kinds of thrilling events, including Spider-Man becoming a couple, whether the X gene can be safely used on ordinary humans, and so on. I hope you like this fairy's recommendation. Muah ~š
The number of Iron Fists in the comics is somewhat limited. Usually, when we talk about the Iron Fist, we mean Danny Rand. But there are occasional special story arcs or crossovers where other characters might briefly hold that title.
Yes, in the military-war fantasy novel " PUBG: The Mad God System ", the protagonist Yang Yan rode on the PUBG battlefield with the help of the killing system. Only by killing could he truly display his strength and temperament. The missions generated by the system often required him to use his fists to win.