In the One Piece universe, Naruto's abilities might adapt over time. His ninjutsu could start to incorporate elements of the sea and the strange substances found there. For example, instead of using normal water to create water - based jutsus, he might use the seawater or the special water from the Sky Islands. His immortality could also give him the time to master new skills, like learning how to use Haki in addition to his chakra. This would make him an even more formidable force, able to blend the powers of two very different worlds.
Well, Naruto's chakra - based abilities would be quite unique in the One Piece world. His Rasengan, for instance, would be a powerful new type of attack that most characters in One Piece haven't seen. His ability to walk on walls and water using chakra would also give him an edge in many situations. He might also be able to use his chakra to sense things in a different way than the Haki users in One Piece, which could be a big advantage when exploring islands or looking for hidden treasures.
Naruto's ability to create shadow clones would be extremely useful in the One Piece world. He could send clones to gather information across different islands while he and the Straw Hats are on their main journey. His Rasengan, being a powerful concentrated attack, could be used against tough enemies like the Yonko's commanders. And his immortality means he can keep using these abilities without the fear of death, making him a very formidable ally in the One Piece universe.
Naruto's Rasengan could be seen as a super - powerful attack similar to some of the advanced Haki techniques in One Piece. His ability to create shadow clones would be a huge advantage in battles and also for things like scouting or distractions. His chakra control could potentially be related to Haki control as well. And his immortality would make him a very unique and feared presence in the One Piece world, as most characters there are not immortal.
Naruto's ability to use chakra and perform ninjutsu would be quite different in the One Piece world. His Rasengan might be modified to incorporate elements of the sea, like sea - salt infused Rasengan to deal more damage to devil - fruit users. Kushina's chakra chains could be enhanced with sea - prism stone properties, making them more effective against Logia - type devil - fruit users.
The Rinnegan's ability to manipulate gravity (Deva Path) could be used in the One Piece universe in interesting ways. For instance, a character with the Rinnegan could create artificial islands or even reverse the flow of waterfalls on certain islands. This would be a huge advantage in a world where controlling the environment can be crucial in battles and exploration.
Naruto's Rasengan could be used in a similar way as some of the physical attacks in One Piece. For example, it could be as powerful as Luffy's Gear attacks. Also, his ability to jump great heights and distances might be on par with some of the Zoan Devil Fruit users' enhanced physical abilities.
His chakra powers might be affected by the different energy in the One Piece world. Maybe his Rasengan would have a different look or effect. And his ability to sense chakra could turn into something like sensing the presence of Devil Fruits or Haki. His shadow clones could be used in new and creative ways, like scouting in the vast ocean or exploring uncharted islands.
Naruto's ninjutsu skills could be very powerful in the One Piece world. His Rasengan, for instance, is a concentrated ball of chakra. In the One Piece world, it could be as strong as some of the more powerful Devil Fruit attacks. His ability to run up walls and trees using chakra control could also be useful in the more diverse terrains of the One Piece world, like running up the side of a ship or a rocky island.
Naruto could fit in by using his physical abilities. His superhuman strength, speed, and endurance, which he developed through his ninja training, would make him a formidable opponent in the One Piece world. He could easily take on weaker pirates or even some of the lower - level Marines.
Well, it'd be a wild ride. Naruto's immortality would mean he could explore the Grand Line indefinitely. He could use his ninja skills to navigate the strange islands. Maybe he'd team up with the Straw Hats and share his unique abilities. His never - ending life could also lead to him uncovering ancient secrets in the One Piece world that others couldn't risk searching for.
A Naruto character with their chakra abilities could infuse the katana with chakra. This would make the katana more powerful, like being able to cut through stronger materials or send out chakra - based attacks. For example, Sasuke could use his Sharingan to predict his opponents' moves in the One Piece world and then use the katana with enhanced speed and precision.