What are some of the best DxD crossover fanfictions?

You can start by looking on fanfiction websites like FanFiction.net or Archive of Our Own. Just type in 'DxD crossover' in the search bar and browse through the results. Look for ones with high ratings and a lot of reviews.

Another good one could be 'Highschool DxD: The Naruto Influence'. In this fanfiction, the author manages to blend the storylines in a way that makes it seem like Naruto has always been a part of the Highschool DxD world. His presence changes the relationships between the characters in a fascinating way.

Well, a great fanfiction might focus on the relationships. Imagine a situation where a character from Naruto, like Sasuke, forms an unlikely friendship with a character from High School DxD. This could lead to some really interesting character development as they learn from each other's worlds. Also, a fanfiction could explore the idea of the Sharingan in the context of the High School DxD world, how it might interact with the different forms of vision - related powers in that universe.

One great RWBY crossover fanfiction is 'RWBY x Naruto: The Shinobi Huntresses'. It combines the unique powers and characters from RWBY with the ninja world of Naruto in an exciting way. The story has well - written fight scenes and interesting character interactions.

One great Batman crossover fanfiction is 'Batman and the Avengers'. It combines the dark and brooding world of Batman with the high - powered superhero team of the Avengers. The story has some epic battles and interesting character interactions as Batman tries to hold his own among the likes of Iron Man and Captain America.

One great 'Bleach' crossover fanfiction is 'Bleach x Naruto: Soul Reaper of Konoha'. It combines the worlds of 'Bleach' and 'Naruto' in an interesting way. The story follows a character who has powers from both universes and has to navigate the challenges of both worlds. Another is 'Bleach x One Piece: Pirates of the Spirit World'. Here, the Straw Hat Pirates end up in the 'Bleach' universe and interact with the Soul Reapers in a really fun and action - packed story.

A popular one is 'Naruto x One Piece Crossover'. In this fanfic, Naruto somehow ends up in the One Piece world. His ninja abilities make for some interesting interactions with the pirates and devil fruit users. There's also 'Naruto in the Bleach Universe'. Here, Naruto's journey takes him to the Soul Society, and he has to adapt to the different power systems and make new allies and enemies.

There's also 'Superman and Captain Marvel: Worlds United'. In this fanfiction, the two super - powered beings from different universes come together. It explores their different powers, ideologies, and how they can learn from each other while fighting off a powerful villain that threatens both their worlds.

A popular MHA crossover fanfic is 'MHA and Harry Potter: Hogwarts Heroes'. It imagines the MHA students attending Hogwarts. The fanfic is filled with cool moments like seeing Bakugo try to out - do the Gryffindors in their own house. It also has some great magical - quirk combinations. 'MHA x Fullmetal Alchemist: Alchemical Heroes' is also quite good. It mixes the alchemical world of FMA with the hero - filled world of MHA, creating new storylines and character developments as the MHA characters interact with the Elric brothers.

One great Ranma crossover fanfiction is 'Ranma in the Harry Potter World'. It combines the chaotic world of Ranma with the magic of Harry Potter in an interesting way. The characters from Ranma adapt to the Hogwarts setting, and there are lots of humorous situations as they interact with the wizards and witches.