Another plotline could involve Naruto using his strong will and the power of friendship. Maybe he gets some unexpected help from his friends in a way that gives him the edge over Pain. Like, Shikamaru could come up with a brilliant strategy that Naruto executes perfectly.
A more complex plotline could be that Naruto actually manages to turn one of Pain's bodies to his side. He could use his charisma and understanding to make one of the Pain bodies see the error of their ways, and then that body helps Naruto defeat the others. This would add an interesting layer of psychological warfare to the story.
One interesting plotline could be Naruto having to face Pain alone without any backup from the village. This would really test his strength and determination. Another could be Naruto finding a way to defeat Pain without using his full Nine - Tails power, relying more on his ninja skills and strategy.
In a 'naruto after pain fanfic', a great plotline could be the political changes in the Hidden Leaf. Naruto might get involved in restructuring the village's leadership and security systems. He could also encounter new enemies who see the village as vulnerable after Pain's assault. And there could be a sub - plot about how the other ninja villages react to the Hidden Leaf's situation and Naruto's growing influence.
Well, Naruto is obviously one of the main characters. He's the one who's going to be doing the beating. And Pain is also a main character in this context, as he is the opponent Naruto has to defeat.
One interesting fanfiction could be where Sakura finally outshines Naruto in a ninja tournament. She uses her medical ninjutsu skills in a creative way combined with her combat abilities to defeat Naruto, who is overconfident. This shows a different side of Sakura's growth and strength.
One interesting plot could be Naruto delving deeper into the understanding of pain not just physically but also the emotional pain of his enemies. This might lead to him trying to find more peaceful solutions in battles.
Well, in Naruto Pain Arc fanfiction, a common concept is the idea of different character interactions. For instance, how the other villagers of Konoha interact with Pain during his invasion. Some fanfictions might show certain villagers trying to understand his motives rather than just seeing him as an enemy. Also, there could be concepts about the after - effects of Pain's attack on Konoha. Like how the village rebuilds not only physically but also emotionally and politically.
Perhaps in the fanfiction, Naruto and Pain team up against a greater threat. They put aside their differences as Naruto's ability to forgive and see the good in people makes Pain re - evaluate his own actions. This could lead to a whole new adventure where they combine their powers in unexpected ways.
One popular 'Kushina beats Naruto' fanfiction might be one where Kushina, Naruto's mother, trains Naruto more rigorously than in the original story. In this kind of fanfiction, she could use her unique skills and knowledge to push Naruto to his limits in a way that others in the village haven't. It could also explore their relationship more deeply as mother and son during these intense training sessions.
One interesting plotline could be the mystery behind the mask. Maybe it has some special power that only Naruto can unlock or it could be related to an ancient prophecy. Another could be a new villain who uses the mask to create chaos in the ninja world and Naruto has to stop him.
Perhaps Naruto discovers a new medical jutsu that combines his chakra control with traditional medical knowledge. This could revolutionize the medical field in the Naruto universe. He might use it to heal previously incurable diseases or injuries, and in the process, gain the respect of the medical community. This could also lead to some interesting interactions with other medical ninja, like Shizune or Tsunade.