When writing, be creative with the power combinations. Let Naruto's Juubi - enhanced abilities interact in unique ways with the sacred gears or magic in Highschool DxD. For the story's atmosphere, blend the more serious and battle - oriented tone of Naruto with the sometimes comical and fan - service - heavy nature of Highschool DxD. And don't forget to give the story a proper ending, whether it's a happy ending where everyone becomes friends or a more bittersweet conclusion.
It might be a story where the concepts from Naruto and Highschool DxD are mashed up. For instance, the power systems could be combined. Naruto's chakra and the magic or sacred gears in Highschool DxD could interact in interesting ways. And perhaps the characters from both series form new alliances or rivalries based on their different abilities and goals.
One possible fanfiction could involve Naruto with the power of the Juubi in the Highschool DxD world. He might use his newfound abilities to face the devils and fallen angels. For example, his shadow clones could be used in combat strategies against the various factions in the DxD universe.
Well, in these fanfictions, the world - building is really cool. The Juubi Naruto elements bring a whole new level of combat and power dynamics. In some stories, Naruto might end up making friends with the devils in the Highschool DxD world because of his straightforward and kind nature. His skills and the power of the Juubi can also be a great asset when dealing with the various threats that pop up in the Highschool DxD universe. It's always exciting to see how different authors blend these two universes together.
The combination of different power systems. Naruto's ninjutsu and the Juubi's power are very different from the magic and devil powers in Highschool DxD. So when they're mashed up in fanfiction, it creates unique battles and interactions. For example, how would a devil react to Naruto's shadow clone jutsu? It's a fresh take on both universes.
Issei, being the hot - blooded character he is, would probably be excited to meet someone as powerful as Naruto. He might challenge Naruto to a friendly spar at first, hoping to learn from him and test his own strength. And as he gets to know Naruto better, he could start to see him as a brother - in - arms, especially if they face common enemies together.
Another plot could involve a fusion of Naruto's ninjutsu and the sacred gears in Highschool DxD. For instance, Naruto could teach some of the characters in DxD how to use chakra, and in return, they could show him how to better utilize the powers of the sacred gears. This exchange of knowledge and power could lead to the development of new and exciting abilities for all the characters involved.
The plot might revolve around Naruto's Juubi powers disrupting the balance in the Highschool DxD universe. This could lead to him having to either hide his powers or learn to control them in a new way. He might get involved in the Rating Games, using his ninja skills and Juubi - enhanced abilities to compete. And of course, there would be some sort of character development as he adapts to this new world.
In the Highschool DxD fanfiction world, Naruto with the Juubi's power could be seen as a wildcard. His arrival could change the political landscape. For instance, if he sided with a particular devil family, it could shift the balance of power. His ninjutsu skills would be a mystery to the DxD characters at first, and they would have to learn how to work with him. He could also introduce new concepts like the ninja way, which could inspire the DxD characters to reevaluate their own beliefs and fighting styles.
Well, it could be about Juubi Naruto being transferred to the Highschool DxD world. Maybe he'd use his unique ninja skills to stand out among the devils and angels there. And with the harem aspect, he might attract the attention of various female characters from both universes.