Maybe there's a war between the ninja clans and a new group that has somehow acquired Jedi powers. The main character, who has a connection to both the Naruto and Jedi bloodlines, has to bring peace by finding a way to make both sides understand each other's powers and motives. They might start by showing how the Jedi's code of non - violence can be combined with the ninja's way of protecting their village.
It could also happen due to a genetic anomaly. Suppose a character has a mixed heritage, with one parent from the Naruto universe having a strong bloodline ability and the other from a Jedi - like world. This character might be born with a unique combination of both bloodlines, allowing them to instinctively use both Force - related powers and ninja techniques.
Naruto would initially be confused by the Jedi Code. His world is so different from the Star Wars universe. But as he spends more time with the Jedi Master, he would start to understand. For example, the idea of not using the Force for personal gain would be new to him. He would have to learn to use his newfound Jedi powers in a selfless way. He might also find it hard to let go of his dreams of becoming Hokage in a sense, as the Jedi Code doesn't really have an equivalent goal, but he would try to find a new purpose within the Jedi teachings.
There are also fanfictions where a bloodline is created through some sort of experimental jutsu. For example, a bloodline that allows the user to transform into different elements at will. This would give the character an edge in combat as they could adapt to any situation by changing their form.
In a Naruto - Jedi - Mandalorian fanfiction, the values could be merged. The Jedi's code of honor and self - discipline could be introduced to Naruto's world. Naruto already has strong beliefs in things like friendship and protecting the village. This could be enhanced with the Jedi's more philosophical approach. Regarding the Mandalorian, their sense of loyalty and warrior culture could be blended in. For instance, a group in Naruto's world could adopt the Mandalorian's way of life, following strict rules about combat and honor among themselves.
The knight bloodline could be integrated as a foreign power that was brought to the Naruto world long ago. Maybe a group of warriors from another dimension with the knight bloodline came and settled, and over time their bloodline got diluted but still resurfaces in certain individuals.
He might use some special jutsu or seals. For example, he could use a sealing technique to suppress the signs of his bloodline. This way, others wouldn't be able to detect it through normal means like sensing chakra.
It could also be part of a strategic move. By hiding his bloodline, he can surprise his opponents in battle. They would underestimate him based on not knowing about his true powers, and then he could turn the tables on them when the time is right. This gives him an edge in combat situations.
Well, one implication could be enhanced physical abilities. Dragons are often seen as strong and powerful creatures in many mythologies. So Naruto might have greater strength, speed, and endurance. He could also have some sort of elemental control related to dragons, like breathing fire or manipulating wind in a more dragon - like way. Maybe he could even fly in some forms, as dragons are known for their flight ability.
Yes, there are some out there. You can start by looking on fanfiction websites like FanFiction.net or Archive of Our Own. Just search for 'naruto is a jedi' and you'll likely find a variety of stories with different takes on the concept, from Naruto being trained as a Jedi to him using Jedi powers in the Naruto universe.