One interesting crossover could be Naruto using his shadow clone jutsu in the world of King Arthur. Imagine Naruto's clones helping King Arthur's knights in battle, confusing the enemies. Another could be Naruto learning the ways of chivalry from King Arthur, which would be a cool character development.
A great crossover concept in fanfiction is that of Naruto and King Arthur's friendship. Naruto, with his never - give - up attitude, could inspire King Arthur during tough times. And King Arthur, with his noble leadership, could teach Naruto about ruling and responsibility. This could lead to some really exciting adventures as they face common enemies using their combined skills.
One interesting crossover could be the meeting of the two different magic systems. In King Arthur's world, there's the magic of Merlin and the enchanted items like Excalibur. In Percy Jackson's world, it's the magic of the Greek gods. Maybe Percy could be sent on a quest to find Excalibur which has been lost in the modern world and has some connection to the Greek gods now.
A possible crossover could be magic. King Arthur's world has magic like Merlin's powers. In 'Game of Thrones', magic is also present but in different forms. A fanfiction could have Merlin interact with the Red Priests or the Children of the Forest. He might teach them new spells or learn from them, and this interaction could change the course of events in Westeros.
One interesting crossover could be in the battle scenarios. Imagine Naruto's ninjutsu against the unique fighting styles in King of Fighters. For example, Naruto could use his Rasengan against Kyo Kusanagi's fire-based attacks. It would be a clash of different power systems. Another aspect could be the character interactions. Maybe Naruto and Iori Yagami would have a tense encounter due to their different personalities and power natures.
The crossover where the Akatsuki members from Naruto end up in the Lion King world and try to take over the Pride Lands is also very engaging. It creates a whole new set of power dynamics and challenges as the lions have to face these powerful and devious foes. There are a lot of battles and strategic planning involved which makes it exciting to read.
A really interesting crossover is when Naruto's Rasengan is combined with a Shaman King spirit power. It creates a whole new kind of attack that is both powerful and visually stunning. For example, in some fanfictions, Naruto can use his Rasengan infused with a spirit's energy to defeat stronger opponents.
One idea could be that Naruto has Arthur's leadership skills and uses them to unite the ninja clans in a new way. He might also inherit Arthur's sense of justice and chivalry, which would make him approach battles and conflicts differently.
In a Naruto - Digimon fanfiction, Sakura could team up with a healing - type Digimon. For example, a Gatomon could help her in her medical ninja skills. They could go on adventures in the Digital World, where Sakura would learn new ways of healing from the Digital environment and the Digimon's own abilities.
In such fanfiction, one interesting aspect could be Naruto's ninja skills combined with Saber's combat style. For example, Naruto's shadow clone jutsu might be used in a new way when fighting alongside Saber. His clones could create distractions while Saber attacks directly.
One interesting crossover could be a story where Naruto's world of ninjas collides with Weiss's world of Remnant. Maybe Naruto is summoned to Remnant by mistake and has to team up with Weiss to fight a common enemy. They could learn from each other's fighting styles, like Naruto teaching Weiss some of his ninja techniques and Weiss showing Naruto how to use Dust. Another idea could be a story where they both end up in a strange new dimension and have to rely on each other to find their way back home. Their different personalities, Naruto's determination and Weiss's more reserved but strong - willed nature, would create an interesting dynamic.
In a Naruto and HK 47 fanfiction, it could be about HK 47 being transported to the Naruto universe. He might initially be seen as a strange new weapon by the ninja clans. However, as the story progresses, he could start to learn about the ninja way and help Naruto and his friends in battles. He could use his precise shooting skills to assist in battles against stronger opponents.