Well, in the world of fanfiction, all kinds of wild ideas can exist. But generally speaking, this is not a common or typical theme. Naruto is a shonen anime with a focus on action, adventure, and the growth of the characters as ninjas. While fanfiction allows for creative reinterpretations, this particular concept strays quite a bit from the mainstream ideas associated with Naruto. It might be a niche concept within the fanfiction community that appeals to those who enjoy exploring extreme or non - traditional storylines.
It would likely cause a great deal of controversy. Some fans might be outraged as it goes against the traditional view of the characters. Others might be intrigued by the novelty of it. But overall, it could split the fandom between those who are open to such extreme interpretations and those who firmly believe in sticking to the original essence of the Naruto story.
In some fanfictions, it could be through a strange and powerful jutsu transfer. Maybe Madara, on the verge of defeat, decides to transfer his Rinnegan power to Naruto for some unforeseen reason, like seeing a new path for the ninja world in Naruto.
I'm not entirely sure if there is a specific 'Naruto is pregnant by Madara' fanfiction. The Naruto fandom is huge and has a wide variety of fan - made content. But this idea goes against the natural flow and characteristics of the original characters. Naruto is a male character and in the original story, there's no indication of such a relationship or situation. If there is such a fanfiction, it would be a very unique and probably controversial take on the Naruto world.
One possible theme could be the exploration of forbidden or taboo relationships. Since this scenario is so far from the original Naruto story, it would likely touch on the idea of breaking boundaries and norms within the Naruto universe. Another theme might be the struggle of Naruto dealing with this unexpected and unorthodox situation, both physically and emotionally.
Yes, there are likely some 'Naruto Gets Pregnant' fanfictions out there in the vast world of fan - created content. However, such concepts often deviate from the original source material in very extreme ways.
In fanfiction, if Naruto got the Sharingan from Madara, it would completely change his power dynamic. He would gain the abilities of the Sharingan like enhanced perception, the ability to copy jutsu more easily, and perhaps even access to some of Madara's unique Sharingan - based techniques. This would make him an even more formidable opponent and could potentially change the entire plot of the Naruto universe within the fanfiction world.
In fanfiction, if Naruto gets Madara's eyes, he might gain new and powerful abilities. For example, he could potentially have enhanced visual powers like the Sharingan's precognition in battle. His fighting style would likely change as he adapts to these new eyes. He might also face new challenges as his body adjusts to the foreign power of the Uchiha eyes.
If Naruto gets Madara's power in fanfiction, he would become extremely powerful. His already impressive combat skills would be enhanced to a whole new level. He could use Madara's Sharingan abilities, which would give him an edge in predicting his opponents' moves. Also, Naruto might be able to access Madara's unique jutsu, like the Susanoo. This would make him a nearly unbeatable force in the Naruto universe of the fanfiction, and it could potentially change the entire power dynamic among the characters.
I'm not sure if there is such a specific fanfiction. Fanfiction can cover a wide range of very creative and sometimes out - of - the - ordinary ideas, but this one seems rather unusual. You might try searching on some large fanfiction websites to see if it exists.