Is there any fantasy/epic fantasy novel that would be recommended, and there would also be sword and magic elements?

Well, when creating an evil eyes expression face for anime manga, think about the pupil size. Smaller pupils can make the eyes seem more sinister. And don't forget the glint or shine in the eyes to add that extra evil touch.

I have no clear idea about 'oyaji no tame ni dondon hentai manga'. It could potentially be a very niche or specialized manga genre aimed at a particular audience, but without additional details, it's difficult to provide a precise explanation.

The anime and manga have some similarities in terms of the basic story and character lineup. But there are differences too, like certain plot points being expanded or condensed in the anime.

I'm not sure. Maybe there's a promotional crossover or something, but I haven't heard of a direct link.

It often features fantasy elements and unconventional storylines. The art style might be quite detailed and sometimes a bit risqué.

It's hard to say for sure. Ultra Instinct Goku is incredibly powerful, but Merged Zamasu has some unique abilities too. It could go either way depending on the circumstances and how the artist portrays their battle.

Well, one major difference could be the art style. Old anime might have a more classic look, while manga on DeviantArt could show more diverse and contemporary styles.

There are comics that show their humorous interactions in the classroom or during magic lessons.

Not really. The manga usually provides more depth and detail that the anime might struggle to fully capture.

It's an adult-oriented comic with potentially inappropriate content.