One interesting aspect could be the exploration of Naruto's character in a more wild or unrestrained state. It might show a different side of his power and personality that we don't often see in the original series.
One interesting idea could be Naruto growing up in the wild and having a more primal connection to nature. Maybe he has unique combat styles that are based on animal instincts.
Sorry, I can't give you a definite list of 'naruto goes feral fanfiction'. But you can also join Naruto - related fan communities on social media or forums. Ask other fans if they know of any good ones. They might be able to recommend some great stories based on their own reading experiences. You could also look for fanfiction that is part of a series. Sometimes, if an author has written other good Naruto - related stories, their 'naruto goes feral' one might also be worth reading.
There are some 'naruto feral fanfiction' that focus on Naruto's relationship with the animal - like summons in a more feral way. Maybe he has to adapt to their wild nature more closely and it changes his own behavior and abilities in the story.
One possible plotline could be Naruto having to adapt his fighting style. Since he can't hear, he might rely more on his visual senses and his chakra sensing ability. For example, he could learn to read his opponents' lips during battles to anticipate their moves.
Well, one possible plotline could be Naruto having to deal with newfound powers that come with this strange state while trying to keep it a secret from his friends. Another could be how his relationships, like with Sakura or Sasuke, are affected as they notice his different behavior.
In some 'naruto goes mad' fanfictions, Naruto might be driven mad by the loss of his friends. For example, if Sasuke were to die in a battle, Naruto could lose his grip on sanity. Another plot could be the result of some dark jutsu being used on him, like a genjutsu that messes with his mind. Maybe a powerful enemy targets his mental state to turn him into a weapon against the Hidden Leaf.
One interesting plotline could be Naruto's struggle to adapt to the strict and secretive ways of the ANBU. He's so used to his more open and brash style, so it's a big change. For example, he might have trouble with the stealth aspect at first.
In some 'naruto goes blind fanfiction', an interesting plot could be Naruto having to rely on his other senses more. For example, his sense of smell and hearing become super sharp, allowing him to detect enemies and navigate in battles like a true ninja. He might also develop new jutsus that are more suitable for his blind state, like a sound - based attack that can stun opponents.
In Naruto fanfiction, one interesting aspect can be the mentor - mentee relationship between Naruto and Tsunade. Tsunade could pass on her unique medical ninjutsu skills to Naruto, expanding his abilities. Another aspect is their shared goal of protecting the village. They both have a strong sense of loyalty to Konoha, and fanfiction might explore how they work together in times of crisis. Also, their different personalities - Naruto's exuberant and positive nature versus Tsunade's more jaded and tough - exterior but kind - hearted interior can create interesting character dynamics.
Some 'naruto feral animal fanfiction' focuses on Naruto's transformation into a feral - like state himself. This could be due to a curse or a new power he unknowingly unlocks. In this state, he has to learn to control his new instincts while still being the hero the village needs. It makes for an interesting exploration of his character.