To write a good 'Naruto Thor Fanfiction', you need to blend the two universes seamlessly. Research both Naruto and Thor's worlds. Know about the different clans in Naruto and the hierarchy in Asgard. When it comes to dialogue, make it in - character. Naruto might be more light - hearted and curious about Thor's world, while Thor could be more formal and a bit confused at first in the ninja world. You can also introduce new characters that are a mix of the two universes, like a ninja who can control lightning like Thor.
I really like 'Naruto and Thor: A Crossover of Worlds'. It starts with a strange rift opening up between Asgard and the Hidden Leaf Village. Naruto is curious and goes to investigate, only to find Thor on the other side. They quickly become friends and start to explore each other's worlds. This fanfiction does a great job of showing how different yet similar their cultures are, with Thor introducing Naruto to Asgardian feasts and Naruto showing Thor the joys of ramen.
I'm not sure if there is such a specific fanfiction. But if it exists, it might be a really wild crossover. Maybe Naruto somehow gets the powers of Thor from DC and has to use them in the Naruto universe. For example, he could use Mjolnir instead of his kunai and shuriken, and his Rasengan could be infused with lightning like Thor's powers.
He would probably have some amazing powers. He might be able to control lightning like Thor, on top of his existing ninja skills. His appearance could also be different, maybe having some Norse - like features. And his story would be more epic, with a connection to the Norse gods.
He might be initially confused about how to use it. But once he figures it out, he could start using it like he does his ninja tools, just with much more power. He'd probably hold it in one hand and still be able to do his hand - signs for ninjutsu with the other.
In a fanfiction, the writer can start by simply listing out their powers. Thor has his Mjolnir, which gives him the power of lightning and flight, and his Asgardian strength. Naruto has his chakra, which he can use to perform various jutsu like the Rasengan. Then, they could have a friendly sparring match where they learn about each other's powers.
A possible crossover idea is that a powerful villain from the Thor universe, say Loki, decides to use the chaos of the Naruto world to his advantage. Thor and Naruto then have to put their differences aside, as Thor comes from a world of gods and Naruto from a world of ninjas, and combine their strengths to defeat Loki and his new - found allies in the Naruto world.
If Naruto had Thor's hammer in the Naruto universe, it would completely change the power dynamics. Naruto already has his own strong abilities like the Nine - Tails chakra, but Thor's hammer would add another level of power. He could use the hammer's lightning - based powers in combat, which would be a new and deadly addition to his arsenal. It might also make him a more intimidating figure, as the hammer is a symbol of great power in the Marvel universe.
Well, in fanfiction, anything can be possible. Maybe it could be through some sort of multiverse or magical crossover event. A wizard or a powerful being could have messed with the fabric of reality and made Naruto the son of Thor. It's a wild concept but that's the beauty of fanfiction, it allows for such out - of - the - box ideas.