One idea could be a Naruto crossover with One Piece. Naruto and his friends could end up on the Grand Line and have to navigate the dangerous seas while also dealing with pirates. They might team up with the Straw Hat Pirates to fight a common enemy, like a new Akatsuki - One Piece hybrid organization.
One interesting storyline could be Sakura going on missions with multiple characters from different villages. For example, she teams up with Rock Lee and Gaara to stop a new threat that endangers all the ninja villages. Their different fighting styles and personalities create a lot of drama and action.
In a Naruto and Fairy Tail crossover, Naruto and Natsu could make an interesting pairing. They both have a lot of energy and are very determined. They could go on adventures together, with Naruto using his ninja skills and Natsu his fire - dragon slayer magic. They might compete to see who can defeat the most enemies or who can eat the most food.
One characteristic is the self - insert aspect. It lets the reader imagine themselves in the anime world. For example, in a 'Fullmetal Alchemist x Reader' fanfiction, the reader could be a new alchemist in the world of Amestris. Another characteristic is that it can explore different relationships. In 'Fairy Tail x Reader' fanfiction, the reader can have various relationships with the guild members, like being a friend or a love interest.
One common theme is the exploration of their self - discovery. Since they are the same person in a sense, they can see different aspects of themselves. For example, one Naruto might be more confident while the other is more reserved, and they learn from each other.
Recently, the Naruto manga has introduced fresh plot twists and expanded the lore of the ninja world. The anime is adapting these changes with high-quality animation and voice acting.
The Naruto Gaiden anime story mainly focuses on the new generation. It shows the adventures and growth of characters like Sarada, Sasuke and Sakura's daughter. It also delves into the mystery surrounding Sarada's origin and her relationship with her parents. There are elements of family, friendship and the challenges that come with being a ninja in this new era.