In a Naruto, Kyuubi and Rosario Vampire fanfiction, there could be a plot where a character from Rosario Vampire travels to the Naruto world and discovers the legend of the Kyuubi. This character could then try to bring the power of the Kyuubi back to their own world, creating a whole new set of adventures and challenges as they deal with the different cultures and powers in both worlds.
His relationship with the Kyuubi could also change in the context of the Rosario Vampire fanfiction. Maybe the Kyuubi senses the unique supernatural elements in this new world and warns Naruto about certain hidden dangers. This could lead to a deeper bond between Naruto and the Kyuubi as they navigate this strange new place together. And Naruto could gain new abilities or ways of using his chakra influenced by the Kyuubi in this different setting.
The plot might involve a threat that endangers both Naruto's world and the world of Rosario Vampire. Naruto, with his Kyuubi - enhanced abilities, teams up with the vampires and other creatures in Rosario Vampire. They'd have to combine their different powers, like Naruto's Rasengan and the vampires' super strength, to fight against the common enemy. It would be a wild mix of ninja action and vampire drama.
Naruto would probably be very curious about the vampires and other creatures in Rosario Vampire. He'd be his usual friendly self, trying to make friends. The vampires might be initially wary of him, especially with the Kyuubi's power, but his positive attitude could win them over. Tsukune, from Rosario Vampire, could learn a lot from Naruto about determination and fighting spirit.
Maybe Naruto forms an alliance with some of the main characters in Rosario Vampire. He could use his ninja skills combined with his vampire abilities to fight against common enemies. Like, if there's a powerful dark force threatening both the vampire and human worlds, Naruto could be a key player in the defense.
Well, he could fit in as a unique addition to the cast. His ninja abilities would be quite different from the normal powers in the Rosario Vampire world. He might be seen as a wildcard, with his speed and combat skills being a big advantage.
A fanfiction could revolve around a character who is part Naruto character, part Rosario + Vampire vampire, and has the ability to transform into a kitsune. This hybrid character might struggle with their identity, being accepted in both worlds. They could use their Naruto - like ninja skills, combined with vampire strength and kitsune's cunning to go on adventures, perhaps trying to find a way to bring peace between the different universes or factions within those universes.
Well, often in such fanfiction, the incubus is made to fit the power systems of Naruto and Rosario Vampire. In Naruto, if we think about it, the incubus might have some jutsu related to seduction or mind control which could be a really interesting addition. In Rosario Vampire, it could be part of the hierarchy of monsters. Maybe it has a special connection to the vampires, like being able to influence their bloodlust in some way. So, it really depends on how the author wants to blend these different elements together.
One common theme is the clash of different power systems. Naruto has chakra - based ninja powers and the Rosario Vampire world has vampire and other supernatural abilities. Writers often explore how these powers interact when the two worlds collide.
First, you need to research the three elements well. Know the Naruto universe, the werewolf traits (like in Rosario Vampire), and how the different powers and cultures work. Then, come up with a unique plot that can combine these elements. For example, a plot where Naruto has to go to a school like in Rosario Vampire but it's full of werewolves and he has to use his ninja skills.