Hard to say. There's not enough information. Were 'they' a specific group or just some random people? Knowing that might help determine if they had regency comics.
Yes, Deadpool has had girlfriends in the comics. One of them was Vanessa Carlysle, also known as Copycat.
Yes, Wakanda did have a forcefield in the comics. It was a key defense mechanism for the fictional country.
No, Superman doesn't have a brother in the traditional comic storylines.
In certain comic storylines, Domino sported an afro. This was likely a creative choice to give her a distinct look or to fit a particular theme or setting of the story.
Yes, Nico did have a sister in the comics.
Yes, Hulk did have a son in the comics. His name was Skaar.
Yes, he did. Mysterio had various powers and abilities in the comics.
Yes, Spiderman did have gadgets in the comics. Some of his common gadgets include his web shooters and special lenses for his mask.
Yes, he did. In some comic storylines, Superman has a son.
Yes, Wolverine has a daughter named Ruby in the comics.