Well, one possibility is that Naruto, with his ninja skills and positive attitude, clashes with Darth Vader's dark and authoritarian ways at first. But as time goes on, he might learn some unique combat techniques from Vader while also trying to influence Vader with his own values of friendship and loyalty.
One possible plot could be that Naruto, through some strange magical or technological accident, gets transported to the Star Wars universe. There, he is influenced by the dark side of the Force and starts to take on the characteristics of Darth Vader. Maybe he has a run - in with Palpatine - like figure who manipulates him. He could start wearing Vader - like armor as a symbol of his new, darker self.
One possible plot could be Naruto finding an ancient scroll that tells of a powerful being from another world like Darth Vader. He becomes obsessed with learning more about Vader's power and starts to train in a more aggressive way inspired by Vader.
In a fanfic, perhaps Darth Vader is reborn in the Naruto world as a ninja. He has no memory of his past as Vader at first. As he grows up, he discovers he has strange powers that are different from normal chakra. Eventually, he starts to regain his memories bit by bit and has to decide whether to embrace his Sith past or fully embrace the ninja way of the Naruto world.
There might be some Imperial officers who play important roles. They assist Darth Vader in his plans and also interact with the secret apprentice. Maybe some other Sith acolytes who are either rivals or potential allies to the apprentice.
The main plot revolves around Darth Vader's secret apprentice. He undertakes various missions and faces numerous challenges in the dark side of the Force universe. His relationship with Vader is complex, full of training, tests, and the pursuit of power within the Sith hierarchy.
Maybe Naruto gets transported to the Star Wars universe and somehow becomes like Darth Vader. He could start using the dark side of the Force while still having his ninja skills.
Naruto's character would experience a significant transformation. He'd be exposed to a whole new level of power and control in Vader's world. His development could go in different directions. He could either become more like Vader, ruthless and power - hungry, which would be a huge deviation from his original self. Or he could use the knowledge he gains to become a stronger defender of what he believes in. He might also learn to be more strategic and less impulsive, as the Star Wars universe demands a different kind of thinking compared to the ninja world he comes from. His relationships would also change, as he'd have to interact with different species and characters in the Star Wars setting, and these new relationships would shape his character further.
In the 'naruto is like darth vader fanfiction', their journey of self - discovery could be seen as similar. Naruto has to constantly figure out his place in the ninja world and how to control his power. Darth Vader is on a journey of self - discovery too, as he grapples with his identity as Anakin Skywalker and his role as Darth Vader. They also have a sense of isolation in some ways. Naruto often feels alone in his struggles, and Darth Vader is isolated in his dark armor, cut off from his former self and many human connections.
Well, one possibility could be that Naruto, as the son of Darth Vader, might struggle with the dark side of the Force within him while also trying to uphold the values of the ninja world. He could have unique powers that combine the Force and ninja techniques.
In the 'Darth Vader travels to the future fanfiction', it could be that he ends up in a future where the galaxy is at peace. There are no wars, and the Jedi have evolved into something different. Vader, being from a time of conflict, struggles to adapt. He may be seen as a relic of a more violent era. However, he also holds knowledge that could be valuable. Maybe he teams up with some future characters to prevent a new threat that is emerging, using his unique skills and the power of the dark side, while also being tempted to turn away from his dark past.