Yes, there might be such a fanfiction out there. Fanfiction often explores wild and creative crossovers, and this one is no exception. Writers like to combine different fictional universes and create unique relationships between characters from them.
The plot could start with Naruto finding out about his true identity as Lucifer's twin. This revelation could send shockwaves through the DxD universe. He might then be forced to choose sides in the ongoing battles between angels, devils, and other supernatural beings. Along the way, he could use his Naruto - like determination and training to gain respect and allies, while also trying to understand his new - found connection to Lucifer and the implications it has for his own destiny. As he navigates this new world, he could introduce concepts from the ninja world, like honor and loyalty, which could change the dynamics of the DxD universe.
He found a novel about the twin brother. This novel was called " Loving You Just Accidentally ". The male protagonist was a fraternal brother and younger brother. The female protagonist first met her younger brother, then her older brother. Then, she fell into a relationship with her older brother, unable to extricate herself. At the same time, she struggled with her feelings for her younger brother. This novel might meet your needs. I hope you will like it.
No. Fanfiction involving sexual content between religious or mythological figures like Michael and Lucifer is inappropriate. It not only violates the respect for religious beliefs but also goes against moral and ethical standards. Such content can be offensive to many people who hold these religious or cultural beliefs.
Another theme is the power struggle. Michael and Lucifer are both powerful beings, and in fanfics, this often plays out. They might compete for power at first, but then realize that there are more important things than power, like their connection. It makes for a very engaging dynamic in the stories.
The twin brother's character might be developed based on his past. If he had a difficult childhood, it could make him more reserved or cautious. But as he gets to know Naruto and Sakura, he starts to open up. He could start as a loner type, but as he gets involved in their adventures, he becomes more social and confident. He might also develop his character by exploring his own unique abilities and how they can be used for good.
Some fanfictions play with the idea of an alternate universe where Lucifer and Michael have different roles. Maybe Lucifer is the one trying to maintain order and Michael is the rebel. There are also plotlines that explore their backstories in more depth, like their relationship with their father, God. This can add a whole new layer of complexity to their characters. Additionally, love interests can be introduced for them in fanfictions, which can change the dynamics of their relationships and the overall plot.
There's 'A Mate for the Archangels'. This fanfiction is quite detailed in its exploration of Michael and Lucifer as mates. It not only focuses on their relationship but also how it impacts the other characters in the Supernatural universe. It has a slow - burn aspect to it which makes the development of their relationship feel more natural and believable.
One interesting plotline could be their eternal struggle for power in a new, alternate universe created within the fanfiction. They might fight not just physically but also in the realm of manipulating other characters' loyalties.
I recommend Marvel's Strongest Summoner, the infinite universe novel. The two angels, Michael and Lucifer, were mentioned, which was why they were recommended. The main character of the novel, Lin Hao, has powerful summoning skills. He can summon various Marvel heroes and villains to fight with them. I recommend it to readers who like sci-fi and hero-themed novels. I hope you like this fairy's recommendation.😗