Luffy from One Piece could also be a good crossover character. Luffy's Gum - Gum powers and his carefree yet determined attitude would be an interesting match for Naruto. They could be on a quest together in a strange new world, with Naruto using his ninjutsu to solve puzzles and Luffy using his stretchy body to reach places that are otherwise inaccessible. Their different personalities would also lead to some humorous and heartwarming moments.
Another potential character is Harry Potter. His wizarding skills and knowledge of magic could be a contrast to Naruto's ninja abilities. Imagine Naruto in Hogwarts, learning about magic while also showing off his ninja moves. They could also face a threat together, like a dark wizard who is trying to use both magic and chakra for evil purposes.
One potential crossover character could be Goku from Dragon Ball. Since Naruto has godlike powers in this scenario, a meeting with Goku, who also has superhuman strength and abilities, would be very interesting. They could have a friendly sparring match or team up against a common enemy.
In a crossover with Fairy Tail, Lucy could be part of Naruto's harem. She is strong - willed and might be attracted to Naruto's godlike power and his kind heart. Also, from the Naruto universe, Hinata would surely be in the harem as she has always had feelings for Naruto.
He could interact with Ichigo from Bleach. Since Naruto is in a godlike state, their encounter would be really intense. Ichigo might be both in awe and on guard against Naruto's overwhelming power.
Sasuke is often paired with Naruto in these crossovers. Their complex relationship can take on new dimensions when Naruto has godlike powers. They might have to face even greater challenges together or oppose each other in a more intense way.
One idea could be Naruto crossing over into a world of powerful gods and having to learn their unique forms of chakra or magic. He could team up with a god - like being who initially underestimates him but then realizes his potential.
Luffy from One Piece would be a great crossover character. His carefree and determined nature would contrast well with Naruto's own. They could both bond over their love for their friends and their strong wills. Another good character could be Harry Potter. Imagine Naruto in the wizarding world, and he and Harry could exchange knowledge about their respective magic systems, with Naruto showing off his ninjutsu while Harry demonstrates spells.
Goku from Dragon Ball Z could be a great pairing. Both are powerful fighters who constantly strive to become stronger. They could have some epic battles to test each other's strength and then team up to face a powerful villain that neither could defeat alone. Goku's ki - based attacks and Naruto's ninjutsu would create some really cool fight scenes.
One potential crossover character could be Harry Potter. Imagine Naruto, with his immortality, meeting Harry in the wizarding world. Naruto could teach Harry some ninja skills, and they could fight together against Voldemort. Another could be Superman. The contrast between Superman's superpowers and Naruto's ninja skills, along with Naruto's immortality, would make for an interesting story.
Kakashi from Naruto himself could be part of a 'grey' themed crossover within the Naruto universe. Maybe a situation where Kakashi's past and his more mysterious side are explored further, and Naruto has to work with him in a darker, more complex mission that delves into the grey areas of the ninja world.