Natasha doesn't have a child in the comics. The creators haven't introduced such a plot element. Her story arcs usually revolve around other aspects of her superhero life and relationships.
In some comic storylines, Natasha does die. But it depends on the specific comic series and plot.
Natasha's fate varies in comics. Sometimes she makes it through, but there are instances where she doesn't. It all depends on the creative direction of the particular comic.
Yes, she does. But the circumstances and details of her death can vary depending on the specific comic storyline.
Superman does have a kid in some comics. It depends on the specific comic series and continuity. Sometimes it's a major plot point, influencing his actions and decisions as a hero and a parent.
No, Hellboy doesn't have a child in the comics. The storylines haven't introduced such a character.
Yes, Loki does have a child in the comics. It's a complex and sometimes convoluted aspect of the character's storylines.
Sure, Thor does have a child in the comics. Torunn is the daughter of Thor and Sif. She possesses similar powers and heroic traits as her father.
Natasha Romanoff sacrifices herself in a heroic and selfless way in the comics, but the exact circumstances vary depending on the specific storyline.
No, as far as I know, Bucky Barnes doesn't have a child in the comics.
Yes, he does. Tony Stark has a daughter named Morgan Stark in the comics.