What could be the plot of a Naruto fanfic with a Valkyrie in it?

A possible plot could be that an ancient artifact has been stolen and it has the power to disrupt the balance between Earth and Asgard. Captain Marvel and Valkyrie are both called upon to retrieve it. They initially suspect each other of having ulterior motives but soon realize they are on the same side. They then embark on a journey filled with battles against various intergalactic pirates and magical creatures who also want the artifact for themselves.

A different plot could be set in a post - Endgame world. Valkyrie is ruling Asgard and Captain Marvel is still out in space protecting galaxies. One day, a strange energy signal draws Captain Marvel to Asgard. Valkyrie is initially cautious but soon realizes they can work together to figure out the source of the signal. As they work together, they discover new aspects of each other and their relationship blossoms against the backdrop of a rebuilding Asgard and a changing universe.

Well, it could be about their adventures together. Maybe they team up in the Apex Games and form an unbeatable duo. They might start as rivals and gradually develop a deep friendship.

Well, it could be about Naruto somehow being transported to the world where Dimentio exists. Maybe Naruto's ninja skills would be a novelty there and he'd have to team up with Dimentio to face some common enemy. They'd learn from each other's abilities, like Naruto teaching Dimentio about chakra and Dimentio showing Naruto some unique magic tricks.

One possible plot for a 'naruto bankai fanfic' is that there is a prophecy in the Naruto world that a power from another realm will be the key to saving it from destruction. Naruto is chosen to seek out this power. He discovers the concept of Bankai in the Bleach realm. After many trials and training sessions with some friendly Shinigami, he unlocks his own version of Bankai, which combines his chakra and the spiritual energy of Bankai. With this new power, he unites the villages like never before as they face a common, extremely powerful enemy.

Perhaps the plot could start with Orochimaru experimenting with some strange new chakra that is actually the Venom symbiote. Naruto gets infected during a battle with Orochimaru's minions. With the Venom symbiote, Naruto has enhanced strength, speed, and a new form of stealth. But the symbiote also has a mind of its own and tries to make Naruto more aggressive. Naruto has to fight against this internal struggle while also facing external threats from enemies who want to use the symbiote for their own evil purposes.

The plot could start with Naruto finding a strange magical object during one of his missions. This object could be related to the powers of Shazam. Once he touches it, he is suddenly transformed and gains Shazam's powers. He then has to figure out how to use these new powers while still being a ninja. He might face enemies who are after his new powers, and he has to protect his village from them.

Perhaps Naruto discovers some ancient power or prophecy that makes him the rightful emperor. He then has to deal with the political intrigue within the ninja world. Some might oppose his rule, thinking he's too young or inexperienced, while others see him as the savior. He'd have to build his court, choose his advisors, and face external threats from other lands that see a united ninja world as a threat.

The plot of 'naruto and the 100 crossover fanfic' might center around a strange anomaly that transports Naruto to the universe of 'The 100'. Once there, he meets Clarke and the others. He starts to teach them some of his ninja techniques, like how to move stealthily or use chakra to enhance their physical abilities. In return, they teach him about their world's technology and survival skills. This exchange of skills could be crucial in their fight against the various factions vying for power in 'The 100' world.

One possible plot could be that Naruto discovers he has Senju blood through some hidden family secret. He then has to deal with the implications of this new identity while still trying to achieve his goal of becoming Hokage.