In the fanfiction, Ichigo might initially be an unknown quantity in the Highschool DxD power structure. But as he starts to show his abilities, he would be recognized as a major power. He could potentially form his own faction or join an existing one and shift the balance of power. His ability to sense and manipulate spiritual energy could also give him an advantage in dealing with the various magical and supernatural elements in the Highschool DxD world.
Ichigo, being godlike, would likely be at the top of the power structure. His Bankai and Hollow powers combined would make him extremely formidable. He could easily overpower most of the devils, angels, and fallen angels in terms of raw strength. His speed and combat experience from fighting Hollows and Soul Reapers would also give him an edge in battles.
Ichigo's godlike status would put him in a unique position in the Highschool DxD power structure. He might not be interested in the power struggles between the different groups like the devils, angels, and fallen angels. Instead, he could act as a mediator or a wildcard. His powers could be so great that he could impose his own sense of order if he wanted to, but he might also choose to work behind the scenes to help maintain a more peaceful coexistence among the different factions.
Goku would fit in as a super - powerful outsider. His physical strength and combat skills are far beyond what the normal characters in Highschool DxD are used to. He could become a sort of protector for the school, using his powers to fend off any threats that come their way. His energy - sensing ability would give him an edge in detecting hidden enemies.
He could fit in as a super - powerful outsider. His Juubi powers would make him stand out, but his Naruto - like personality of being friendly and determined would help him make friends. He might use his powers to help the school during times of crisis, just like he did in his own world.
He could fit as a powerful outsider. His power level is extremely high with Mugetsu, so he'd be a force to be reckoned with. Maybe he'd be seen as a wildcard by the different groups in DxD.
He could fit in as a new type of supernatural being. Since he has god - like powers, he might be seen as a threat at first. But then, as the story progresses, he could form alliances. For example, he could team up with the devils against a common enemy. His abilities like instant teleportation (using techniques like Flying Thunder God) would be very useful in the battles in the Highschool DxD universe.
The plot might involve Ichigo accidentally stumbling into the Highschool DxD universe while on a mission in the Soul Society. His godlike presence could disrupt the balance between the devils, angels, and fallen angels. He might be seen as a threat at first, but as they learn more about him and his noble intentions, they could start to work with him to face a common enemy that is emerging due to the new presence in their world.
The Dragonborn could be seen as an equal to the high - level devils in terms of power. Their dragon - related abilities like dragon shouts could give them an edge in combat situations. So they might be placed in a high - ranking position within the power structure, similar to a high - class devil or a powerful dragon.
Well, the Bleach captains' abilities are quite powerful. For example, Hitsugaya's ice-based zanpakuto could be used in interesting ways in the DxD world. It could freeze demons in their tracks. Their spiritual pressure might also have a significant impact on the supernaturals in DxD. They could potentially intimidate lower - level devils or fallen angels just with their presence.
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.
In fanfiction, Shirou Emiya could be integrated into the Highschool DxD world by being a wildcard factor. For example, he could be a human with powers that no one expected. His strong sense of justice would lead him to get involved in the conflicts between the different supernatural groups. He might even form his own group of allies, made up of both normal students and supernatural beings who believe in his cause.
He would probably also bring his ninja values with him. In a world full of power - hungry devils and angels, Naruto's values of friendship, hard work, and protecting the weak could have a big impact. For example, he might try to reform some of the more villainous characters by showing them the value of these things. He could also form strong bonds with the main characters in Highschool DxD, like Issei, based on shared ideals of fighting for what's right.