Another possibility is that he discovers a hidden room with a secret about the history of the ninja world. This could be related to a long - lost clan or an old war that has been forgotten. Naruto would then have to decide what to do with this new information, whether to share it with his friends or keep it a secret for the time being.
Well, he might be initially confused. Naruto comes from a world with ninjas, not a modern army base. He could think it's some new kind of enemy stronghold. Maybe he'd try to infiltrate it in his typical ninja way, using stealth and jutsus.
In a fanfic where Naruto finds an army base, he might initially be on high alert. He could use his ninja skills to scout the area stealthily. Maybe he would try to figure out if the army base is a threat to his village. If the people in the base seem hostile, he would likely be ready to defend himself using his jutsus like the Rasengan.
Perhaps Naruto will find a comic that has a story very similar to his own life. It could give him some new perspective on his journey, his friends, and his dreams. He could also meet the owner of the shop who might have some interesting stories to tell about the origin of the comics and their connection to the ninja world.
Sasuke would be more aloof about it. He might not show much interest on the surface, but secretly he'd be observing Naruto's every move. If there was something in the base that could help him in his quest for power, he'd definitely be interested.
Well, he might use the sword to fight stronger enemies. For example, he could face off against new and powerful Akatsuki members. The sword's power to suppress evil could give him an edge in battles, especially when dealing with opponents who have dark jutsu or are possessed by evil forces.
Well, one possibility is that Naruto would be overjoyed. He has always longed for his mother's love. He might spend days just talking to her, sharing all his experiences, from his training with Jiraiya to his battles against the Akatsuki. Kushina would probably be extremely proud of him and would start teaching him some Uzumaki clan jutsus that were passed down in the family. And Naruto's relationship with the village would also change. He would no longer be the orphan that everyone pitied. Instead, he would be the son of a hero, which could bring a whole new dynamic to his standing in Konoha.
In a fanfiction scenario where Naruto finds a lightsaber, he could potentially incorporate it into his fighting style. He's always been creative in combat. He might use his ninja skills like speed and agility along with the lightsaber's unique capabilities. For example, he could use his shadow clone jutsu and have his clones all wield the lightsaber in different ways to confuse his enemies.
He might meet someone who is also after the scythe. This could lead to a conflict or an alliance. If it's an enemy, Naruto will surely fight to keep the scythe. But if it's someone who can help him understand the scythe better, they could team up and go on adventures together.
Another possibility is that the robot is from a future where ninjas no longer exist. It could be sent back in time for some reason, and Naruto is the key to its mission. The robot might need Naruto's help to change something in the past to ensure a better future. Naruto, being the hero he is, would likely take on this challenge without hesitation, leading to a whole series of exciting adventures.
Naruto could find a book that tells the story of a great hero who was just like him, full of energy and a desire to protect. This could inspire him to new heights. He might also accidentally trigger a trap or a hidden mechanism in the library while exploring, leading to an adventure filled with challenges and puzzles to solve.