In some 'naruto and shikamaru time travel fanfiction', there could be a plotline where they travel to a time when a great evil was just emerging. They then have to find a way to stop it before it becomes a major threat. They might have to team up with past versions of their friends and allies. Shikamaru could analyze the situation and figure out the enemy's weaknesses, while Naruto could be the driving force in the battles against the emerging threat.
One interesting plotline could be Naruto and Shikamaru traveling back to the time of the founding of Konoha. They could use their modern - day knowledge and skills to influence the village's formation in a positive way, like introducing new jutsu training methods. Another could be them going back to key battles in the past to change the outcome and save lives that were lost. Maybe they prevent the death of a beloved character, which then has a ripple effect on the future of the ninja world.
Another plot could be that they travel to a future time where Konoha is in ruins. They have to figure out what went wrong and try to change the events that led to this destruction. Shikamaru could use his intelligence to analyze the situation, while Naruto uses his determination and strength to fight any threats they encounter. Maybe they find out that an old enemy has returned in a new form and they must stop it.
One interesting plot could be that they travel back to the time when the Uchiha clan was about to be massacred. Sasuke might try to change the fate of his clan, while Shikamaru uses his intelligence to strategize and deal with the political implications. They could face many challenges, like not being believed by the people of that time or accidentally causing more chaos.
One idea could be that Naruto and Shikamaru travel back to the time when the Uchiha clan was still intact. They could try to prevent the massacre. Maybe Naruto uses his future knowledge of Sasuke's pain to convince the clan leaders to find a different solution.
One interesting plotline could be Naruto traveling back in time to his parents' era. He could try to prevent their deaths and change the future of the Hidden Leaf. Another plotline might be Naruto going back to his own early childhood and using his future knowledge to avoid some of the hardships he faced, like the loneliness and the discrimination from the villagers.
One interesting plotline could be Naruto and his friends traveling back in time to prevent a great tragedy that happened in their world. For example, they might go back to stop the destruction of a village.
One interesting plotline could be Naruto and Kurenai traveling back in time to the founding of Konoha. They could use their modern - day knowledge and skills to influence the village's early development in positive ways, like introducing new training techniques.
One possible plotline could be Naruto and Mikoto traveling back in time and trying to prevent certain tragedies in the Naruto universe. For example, they might work to stop the Uchiha massacre, which would change the course of many characters' lives.
A possible plotline is Naruto going back in time and meeting his parents when they were young. He could influence their lives in a positive way, perhaps by helping them become even stronger ninjas. This could also lead to changes in how Naruto was raised and his own development as a ninja.
Another plotline could involve a villain traveling back in time to use the Juubi's power in a different era. They could manipulate events to their advantage, like changing the outcome of important battles or influencing key characters to side with them. This would force the heroes to also time - travel to stop the villain's plan.
One interesting plotline could be Team 7 going back in time to prevent certain tragedies. For example, they could stop the Uchiha massacre. This would completely change the future of the Naruto world. Another plotline might involve them using their future knowledge to train more effectively in the past, and perhaps learn new jutsu earlier. They could also use their time - traveling ability to figure out the secrets of some long - lost clans or techniques.