The main characters are Takashi and Kakashi. Takashi might be an ordinary person thrust into an extraordinary situation where he meets Kakashi. Kakashi, on the other hand, is a complex character with a mysterious past. Their encounter could lead to a whole new adventure for both of them.
It could be that Takashi is a new recruit in a ninja - like organization where Kakashi is a trainer. At first, Takashi struggles to meet Kakashi's high standards, but with determination and Kakashi's guidance, Takashi improves. Their relationship develops from a strict teacher - student one to a more friendly and mutual - respect - based bond.
In this fanfiction, perhaps Kakashi and Tobi meet in a battle. Kakashi might initially be suspicious of Tobi's true identity. Tobi could be playing mind games with Kakashi, trying to throw him off his game.
Toge Inumaki is important too. His special cursed speech ability makes him stand out. Also, the principal of the school, Masamichi Yaga, is likely to be important as he is in a position of authority and has an influence on Gojo and the other students. There could be other characters like the members of different clans that also play roles in the complex web of the story.
One possible plot could be that Kakashi, while on a mission in a mysterious forest, stumbles upon a strange and powerful force. As he investigates, he is suddenly transported to a different realm where he meets his mother. His mother reveals secrets about his family's past and the origin of his Sharingan. Then they have an emotional conversation about how much she missed seeing him grow up.
One common theme is mentorship. Kakashi is often seen as a mentor figure to the reader - character, guiding them in their ninja skills and life in general. Another theme is adventure. They usually go on some kind of adventure together, facing challenges and enemies.
One possible plot could be that Team 7 stumbles upon a young Kakashi during a time - travel mission. They might initially be shocked to see their sensei as a young boy. Naruto, being Naruto, would probably be super excited and try to befriend young Kakashi right away. Sasuke might be more reserved but also curious about this version of Kakashi. Sakura could be in awe and try to take care of him in a way, seeing as he's just a kid. They could end up having to protect young Kakashi from some sort of danger in the past while also learning valuable lessons about their own sensei's past.
Kakashi could become more distrustful after meeting Tobi. Since Tobi is such a mysterious figure, Kakashi might start to suspect everyone around him more.
One possible plot could be that they meet during a time - travel incident. Obi - Wan from the Star Wars universe and Kakashi from the Naruto universe find themselves in a neutral dimension. They initially see each other as threats but then realize they have a lot in common as both are highly skilled warriors and mentors. They then team up to find a way back home.
Yes, there are some really interesting ones. You can start by looking on popular fanfiction websites like Archive of Our Own. Just search for 'obi wan meets kakashi' in the search bar and you'll get a list of relevant stories. Some might focus on their different fighting styles coming together in an epic battle, while others could explore a more friendship - based encounter.