Yes, it can be. It often has elements of mystery, romance, and the allure of the vampire world. The relationship between the main character and the vampire king usually unfolds in an interesting way, full of drama and passion.
Well, for a vampire king novel, you can expect a complex power hierarchy within the vampire world. There's usually a lot of political intrigue and power struggles. Also, the vampire king might have unique abilities or curses that drive the plot forward.
There are some good ones out there. In these fanfictions, the Vampire King Harry Potter might have a whole new set of allies and enemies. For example, he could form alliances with other magical creatures who are intrigued by his unique status. The stories may also show how Hogwarts would react to having a Vampire King as a student or alumnus.
One unique feature is the combination of the Naruto world's ninja elements with vampire lore. For example, Naruto might use his shadow clone jutsu in a new way that is related to vampire powers, like creating clones that can turn into bats. Another is the character development. Naruto could become more brooding or mysterious as a vampire king compared to his normal, sunny self.
Romance is a major theme. The love between the human (or whatever the main character is) and the vampire king drives the story. Another theme could be power, as the vampire king has a great deal of it and how it affects their relationship.
In most Edward Vampire King fanfictions, Edward is the central figure. However, new characters can be introduced. For example, there could be a powerful vampire named Victor who is a rival to Edward for the throne. And then there's always the possibility of a human character who gets caught up in the vampire world, like a journalist named Lucy. She might be trying to expose the vampire king or end up falling in love with him. Additionally, Edward's vampire siblings play important roles, such as Emmett who can be his bodyguard or Jasper who helps with diplomatic relations.
Black Deacon and Net King were both Japanese anime works while Vampire Knight was a manga. If there were novels related to these works, it might be related to them, such as the Black Deacon novel series, the Net King novel series, and the Vampire Knight novel series. However, due to the large number of novel versions of these works, I am unable to list all of them. If you are interested in these works, I suggest you read their original works or related novels.
😋I recommend a book to you, it's The Daily Life of the Net King's Face Slapping. This novel combined the elements of the Net King and the Vampire Knight. It described the battle of wits and courage between Hatsuki Atobe and Keigo, as well as the gradually sprouting feelings between them. It depicted an unusual campus life and was a light-hearted and interesting doujinshi novel. I hope you like this fairy's recommendation. Muah ~😗