A lot of these crossovers play with the idea of Naruto's chakra system in the context of DC's superpowers. For example, in some fanfictions, Naruto's immortality is related to his chakra being connected to some sort of DC - like energy source. This creates a whole new set of storylines where he has to learn to control this new power while also dealing with DC heroes and villains.
The cultural differences. Naruto comes from a very different world than DC characters. So, how he adapts to the DC universe's culture and how DC characters react to his ninja - like behavior is quite interesting. For example, when Naruto bows in the traditional shinobi way to Superman, it can be a humorous and thought - provoking moment.
Naruto being immortal in DC fanfiction could lead to some really interesting storylines. He could explore different parts of the DC multiverse without the fear of dying. His immortality might also attract the attention of the likes of Darkseid or other powerful cosmic entities. They might either see him as a threat or a potential ally. And with his never - ending life, he could have the time to master all kinds of DC - related powers and abilities in addition to his ninja skills.
Definitely Naruto and Superman. They are both iconic characters in their respective universes. Their different power sets make for an interesting comparison. Another popular crossover is between Sasuke and Batman. They both have a dark and brooding side. And of course, Sakura and Wonder Woman. The contrast between Sakura's ninja skills and Wonder Woman's superhuman abilities is appealing.
The plot might involve Naruto trying to find a way back to his own universe while getting involved in the affairs of the DC Universe. He could use his ninjutsu to fight against supervillains. Also, his immortality would give him an edge in long - drawn battles and he could form interesting relationships with DC characters like Batman, who might be intrigued by his abilities.
In 'naruto crossover dc fanfiction', an exciting concept is the team - up possibilities. Picture Naruto and Green Lantern working together. Naruto's determination and willpower could be seen as similar to what powers the Green Lantern ring. Also, the idea of jutsu being used in the DC universe is cool. A Naruto character could use a clone jutsu in the middle of a fight in Gotham, confusing the villains. And the cultural exchange between the two universes, like Naruto introducing ramen to the DC heroes, is a fun concept too.
One challenge is balancing the power levels. Naruto has his own set of powerful abilities like the Rasengan and Sage Mode, while DC characters have super - strength, flight, and various other powers. Making sure that neither side overshadows the other can be difficult. For instance, if Naruto is made too powerful, it can make the DC heroes seem useless. On the other hand, if the DC characters are too overpowered, Naruto's unique abilities won't stand out.
Another idea is that Greninja gets exposed to some kind of meta - human - creating substance in the DC universe and gains new powers. It could then join the Teen Titans, sharing its unique Pokémon abilities with the group. It would be interesting to see how Greninja interacts with characters like Robin, Starfire, and Cyborg, and how it uses its powers in battles against the Titans' enemies.
One potential crossover character could be Harry Potter. Imagine Naruto, with his immortality, meeting Harry in the wizarding world. Naruto could teach Harry some ninja skills, and they could fight together against Voldemort. Another could be Superman. The contrast between Superman's superpowers and Naruto's ninja skills, along with Naruto's immortality, would make for an interesting story.
Batman would definitely be one of the most affected. He's used to dealing with normal threats in Gotham, and Naruto's supernatural abilities would be a huge challenge. Another would be the Flash. Naruto's clones could potentially surround and confuse the Flash. Wonder Woman too. She's a warrior, but Naruto's unorthodox fighting style and his array of jutsu would be difficult for her to counter immediately.