Well, one interesting aspect could be the different power sets. Naruto's ninja abilities combined with the wacky technology of Futurama. And if we consider the addition of Leia, her leadership skills could add a new dynamic to the story.
Naruto might be curious about Futurama's technology and try to learn from it. Leia could befriend Naruto due to his strong sense of loyalty. And the Futurama characters would probably be quite confused by Naruto's ninja powers at first.
One interesting crossover could be Naruto characters in the Futurama universe trying to use their ninja skills in a high - tech world. For example, Naruto running through the streets of New New York. Another could be the Planet Express crew getting involved in ninja - related adventures in the Hidden Leaf Village. It would be really cool to see Fry interact with Naruto and his friends, like sharing his stories from the 20th century while Naruto shows off his Rasengan.
Perhaps in this fanfiction, there is a prophecy in both the Naruto and Futurama universes about a coming disaster. The prophecy states that a hero from each world must join forces to prevent it. Naruto is chosen from his world, and Leela from hers. They meet and at first have trouble understanding each other's cultures and ways of life. However, as they train together to face the impending doom, they start to respect and rely on each other. They face a powerful villain who is trying to merge the two universes into a chaotic mess, and they must use their combined strength and skills to stop him.
Naruto's positive and never - give - up attitude would be a contrast to Leela's more cynical and practical nature. Naruto would be constantly trying to cheer Leela up and get her to see the best in situations. Leela, on the other hand, would keep Naruto grounded and remind him of the practical aspects of their adventures. For example, when they are facing an enemy, Naruto might want to go all - out with his flashy jutsu, but Leela would suggest a more strategic approach using her knowledge of the Futurama world's technology and layout. Their different personalities would create an interesting dynamic as they learn from each other and grow together throughout the fanfiction.
Naruto and Fry would be an interesting pairing. Naruto's energetic and determined nature combined with Fry's laid - back and clueless attitude could create some really funny and heartwarming moments. Another interesting pairing could be Sakura and Leela. Sakura's medical skills and strong - willed personality could contrast and complement Leela's leadership and combat skills.
One idea could be a crossover where Naruto's world of ninjas somehow intersects with Leia's galaxy far, far away. Maybe Naruto's skills in combat and his ability to persevere could be useful in the fight against the Empire. For example, his shadow clone jutsu could be used for strategic diversions in battles.
A common theme is culture shock. Naruto coming from his feudal - like ninja world into the high - tech Futurama universe is a big deal. Another theme is power exchange. For instance, how would Futurama's technology work with Naruto's chakra? Also, friendship often plays a role. As Naruto tries to make friends in the new world and the Futurama characters learn to accept this strange new person.
The settings themselves offer a lot of creative potential. When you put the feudal - like ninja villages of Naruto into the space - age world of Futurama, it allows for all kinds of interesting scenarios. For example, a ninja battle taking place in the Planet Express building, or the Futurama crew having to deal with a ninja - style assassination attempt in their world.
One possible plot could be that Naruto and his friends somehow get transported to the Futurama universe. Maybe they're chasing after a rogue ninja who has a device that can open portals to different dimensions. In the Futurama world, they team up with Fry, Bender and the rest. Naruto could teach them some ninja skills, like how to stealthily move around, and in return, the Futurama crew could introduce Naruto to some of their advanced technology, like the Planet Express ship. It would be a really fun mix of the two very different universes.