Well, a plot could involve a threat that is endangering both the Naruto world and the Kung Fu Panda world. The characters from both sides are brought together by a mysterious force. Po might teach Naruto about inner peace and how to better control his chakra through the concept of chi. In return, Naruto could show Po some advanced ninja techniques. They then use their combined skills to face the threat that is trying to destroy both of their worlds.
A possible plot could be that the scrolls in the Naruto world contain a prophecy about a great warrior from another dimension (the Kung Fu Panda world). Naruto sets out to find this warrior, which is Po. Once they meet, they initially have some misunderstandings due to their different cultures. But as they get to know each other, they realize that they can help each other. Po helps Naruto with his physical combat skills, and Naruto helps Po understand more about strategy and teamwork in a different way. Eventually, they join forces to take on a powerful enemy that has been causing chaos in both worlds.
One possible plot could be that a villain from the Naruto universe uses a powerful jutsu to open a portal to the Kung Fu Panda world. Then, Naruto and his friends follow the villain into that world. There, they meet Po and his friends. Together, they have to learn from each other's fighting styles to defeat the villain who has become even more powerful by absorbing some of the chi in the Kung Fu Panda world.
A plot could involve a villain who has the ability to steal powers from both universes. So Batman and Kung Fu Panda characters team up. Po's positive attitude and Batman's strategic mind work together to outwit the villain. They travel between Gotham and the Valley of Peace, using their unique skills to track down the villain. The Furious Five might also have to adapt to Gotham's dark alleys while Batman has to get used to the more light - hearted and spiritual nature of the Panda world.
Well, perhaps there could be a love triangle. Po has feelings for Tigress, but Tigress is focused on her kung fu duties. Meanwhile, a new character, a male tiger from another land, also shows interest in Tigress. Po has to prove his worth not just as a kung fu master but also as a potential partner, and in the process, he discovers more about his own heart and what true love means.
The plot could also involve a competition. The ninjas from Naruto's world are invited to a grand martial arts tournament in the Kung Fu Panda world. Naruto, Sasuke, and the others compete against Po, the Furious Five, and other kung fu masters. Along the way, they learn from each other's fighting styles and develop new techniques.
Maybe Po will face an even more powerful villain. For example, a sorcerer who can control the elements. He'll have to learn new kung fu moves to defeat this foe.
One idea could be a story where Naruto is transported to the world of Kung Fu Panda. He meets Po and they train together. Naruto could learn some of the unique Kung Fu techniques while also teaching Po about his ninja skills like shadow clones.
One possible plotline could be that Wu Lemon is a new character who comes to the Valley of Peace and has some sort of special power or knowledge. Po, being the curious and friendly panda, befriends Wu Lemon and they go on adventures together, facing challenges that test both Po's kung fu skills and their new - found friendship.
Sure. In some fanfics, characters from both universes meet in a strange dimension. Naruto might be intrigued by Po's carefree and food - loving nature, while Po could be amazed by Naruto's determination and powerful jutsus. This kind of interaction makes for an exciting read as the two different worlds collide.
A story could revolve around a prophecy that involves both worlds. Po and the RWBY team are brought together by this prophecy. They must find a set of ancient artifacts that are scattered across both the Kung Fu Panda universe and the RWBY universe. As they search, they face various challenges and also learn about each other's cultures and powers.
The plot could involve a mystery. There are strange disappearances in the Valley of Peace, and Viper and Crane are the ones to investigate. As they dig deeper, they find that an old enemy of the Furious Five has returned and is using a new kind of dark magic. They have to use their combined skills and wits to stop this enemy. Along the way, they might also discover secrets about their own pasts and how they came to be part of the Furious Five.
A fanfic could focus on a character from Kung Fu Panda learning ninjutsu from Naruto. Po, for instance, could be intrigued by Naruto's ability to create clones and try to incorporate that into his own fighting style. This would lead to some really interesting training sequences and battles.