A fanfic could also explore Naruto using the Smoke Jutsu for a rescue mission. Suppose some of his friends are trapped in a building surrounded by enemies. Naruto uses the Smoke Jutsu to cover the area. The smoke is so thick that the enemies can't see. Then he sneaks into the building, rescues his friends, and they all escape under the cover of the remaining smoke.
Well, Naruto could use the Smoke Jutsu to create illusions within the smoke. He might make it seem like there are a hundred Narutos emerging from the smoke, scaring his enemies. This would be a creative use of the basic Smoke Jutsu, adding an element of deception.
In the fanfic, Naruto shows his genius by quickly inventing and perfecting complex jutsu that others struggle with.
Naruto might become more strategic. Since the smoke jutsu can be used for both offense and defense, he would learn to time it better. For example, he could use it to blind opponents before launching a surprise attack. This would make him seem more calculating rather than just relying on brute force.
One possibility could be that Naruto discovers a hidden ability within himself to use Wood - Style Treant Jutsu. Maybe he unlocks it during a life - threatening battle where he needs to protect his friends. He could combine his own chakra with some ancient energy source in the forest to create these powerful treant - like creatures that fight on his side.
One idea could be a fanfic where a young ninja discovers a unique way to combine lightning jutsu with other elements like water, creating a new and powerful technique. This could lead to him being sought after by different clans for his knowledge.
Maybe Sasuke. Although they are rivals, they also have a deep bond. Sasuke might have come across a unique jutsu during his travels and decide to teach it to Naruto so that they can both become stronger and better protect their village.
In certain Naruto fanfics, the authors might give Naruto the habit of smoking to show his more grown - up or rebellious side. It could be part of a darker or more mature interpretation of his character. But it's important to note that this is not in line with the canonical Naruto we know from the anime and manga, which focuses on his ninja skills, his journey to become Hokage, and his relationships with his friends.
He could practice in secret locations where no one can see him. For example, in an abandoned cave or a hidden part of the forest. That way, no one will know about the new jutsu he's developing.
It could be a new form of Rasengan. Maybe Naruto discovers a way to combine different elements with the Rasengan more effectively, like adding lightning to it for a more powerful and faster attack.
A third idea for a Naruto poison jutsu fanfic could be a story set in a different era of the Naruto universe. In this time, poison jutsu is a highly respected and feared art. A young ninja, inspired by tales of Naruto, tries to master poison jutsu. However, they face many challenges, including a corrupt master who wants to use the ninja's skills for evil. The young ninja must then decide whether to follow the master or break away and use their skills for the greater good.