You could also introduce a new threat that both Naruto and Akame ga Kiru characters have to face together. Maybe a powerful demon or an evil organization that has the ability to manipulate both worlds. This would force the characters to work together, and you can explore how they adapt to each other's ways of fighting and thinking. In this way, you can create a story that stands out from the usual fanfictions.
Another idea is a story where Akame somehow gets the power of the Nine - Tails. This would completely change the power dynamics in her world. She could use the power in unique ways, like combining it with her Murasame sword skills. And perhaps she would have to learn to control the Nine - Tails' power, just like Naruto did.
Well, it could be really exciting. Imagine Naruto's ninjutsu skills combined with Akame's swordsmanship. For example, Naruto could use his shadow clones to distract enemies while Akame sneaks in for a deadly strike with her Murasame. Their different worlds, one full of ninjas and the other with a more medieval - like setting of assassins and political intrigue, would create a really unique and action - packed story.
In terms of interaction, Naruto's Rasengan could be a huge shock to the characters in Akame ga Kiru. They might see it as a powerful and strange form of attack. Akame's group could teach Naruto about the importance of a well - honed blade, something that is not as emphasized in the ninja world. Also, the different power systems could lead to some interesting exchanges. For instance, Naruto's chakra control could be compared to the way Akame and others use their internal energy. And there could be some cultural clashes too, like Naruto's love for ramen might seem very strange to the characters in Akame's world.
Start with a mystery that ties both universes together. For instance, a powerful artifact has gone missing from Akame ga Kill's world and has ended up in Highschool DxD's world. Characters from both sides must work together to find it. This creates an immediate goal and a reason for them to interact.
In some fanfictions, a crossover might involve the Akame ga Kill characters joining Naruto in his fight against the Akatsuki. Akame's Murasame could be a formidable weapon against the likes of Sasori or Hidan. And imagine Tatsumi learning chakra control from Naruto. It would be a cool way to blend the two universes. Also, the different power systems interacting, like the Teigu in Akame ga Kill and the kekkei genkai in Naruto, could lead to some really creative plotlines.
One idea could be a crossover where Naruto and Sasuke are somehow transported to the world of Akame ga Kill. They could team up with Akame and the Night Raid members to fight against the corrupt empire in that world. Maybe Naruto uses his shadow clones to gather intelligence, while Sasuke's sharingan helps in combat against the powerful foes.
To create a memorable werewolf OC, think about their abilities. They could have a special power like the ability to heal quickly. Also, consider their relationships. They might have a strong bond with one of the Akame ga kill characters, like Leone, because they both have a wild side. Their motivation is also important. Maybe they are on a quest for revenge against those who wronged their pack, which makes them determined and single - minded in their actions.
One way their worlds could collide is through a crossover event. Maybe a powerful villain uses some sort of dark magic or technology to bring characters from both Naruto and Akame ga Kill together. For example, they could be forced to fight in a gladiator - like arena where the only way to survive is to team up with unlikely allies. Naruto's skills in ninjutsu and his strong will would be an interesting contrast to Mine's use of her Teigu and her sharpshooting abilities.
One interesting Naruto and Akame ga Kill harem fanfiction is 'Naruto in the World of Akame ga Kill'. In this story, Naruto's skills and personality are blended into the Akame ga Kill universe, leading to some unique interactions with the female characters from both series. It has an engaging plot that keeps you reading as he tries to navigate this new and dangerous world while also dealing with the growing harem around him.
The combination of two very different universes like Naruto and Akame ga Kill makes it appealing. Naruto's world has ninjas and chakra, while Akame ga Kill has a more dark and political setting. When you throw in the harem aspect, it adds an interesting dynamic of relationships. The different personalities of the characters from both series interacting in a new context is really exciting for fans.