He could revive Minato. Minato was a very powerful ninja, and his return could help Naruto in terms of combat skills and strategic thinking. Also, Minato could pass on some unique jutsus or knowledge that he didn't have a chance to before.
In the fanfic, Naruto might use Edo Tensei to resurrect Orochimaru in a controlled way. Since Orochimaru has extensive knowledge of jutsus and the ninja world, Naruto could use him to gain insights into some ancient and powerful techniques. This would create an interesting dynamic as Naruto has to keep Orochimaru in check while also using his knowledge for the greater good.
The story could start with Harry discovering the knowledge of Edo Tensei. Maybe he stumbles upon an ancient text during one of his adventures in the restricted section of the Hogwarts library. Then, he might initially be hesitant to use it but as the threat in the wizarding world grows, he decides to give it a try.
There would be chaos. The Edo Tensei brings back the dead, and in Fairy Tail, it would disrupt the natural order. Maybe the revived characters would cause trouble or be used as powerful weapons.
In certain fanfic concepts, Naruto could learn Edo Tensei from Kabuto. Kabuto, having mastered the jutsu, might decide to teach Naruto for some reason. It could be because he sees Naruto's potential to use it in a more positive way compared to how he misused it. Naruto, with his strong sense of justice, would then try to modify the jutsu to be less evil - like not using it to bring back people against their will.
There's also a possibility that it could be an unknown villain. A new character created by the fanfiction author who has a vendetta against Konoha or the ninja world in general and believes that resurrecting Naruto through Edo Tensei would be a way to start some sort of revolution or destruction.
In 'edo tensei using naruto fanfiction', characters like Neji Hyuga could be brought back. His death was unexpected and sad. His return could show how his views might have changed in the afterlife and how he could contribute to the story again. Kakashi's old comrades, like Obito (before his final redemption), could also be brought back. This could explore their relationships in a new light and add more drama to the fanfiction, especially considering Kakashi's development over the course of the Naruto series.
One interesting aspect of Naruto Kuchiyose Edo Tensei fanfiction is the exploration of different characters brought back through the Edo Tensei jutsu. Writers can create unique storylines by making these resurrected characters interact in new ways. For example, they might have an old enemy team up with a former ally to face a new threat. This jutsu in fanfiction often allows for the resurrection of long - dead fan - favorite characters, which can add a whole new layer of drama and action to the Naruto universe.
Kuchiyose Edo Tensei can play a major role in Naruto fanfics. It can be used to revive long - dead characters and give them a new lease on life in the story. This can change the entire course of the plot. For instance, if a key villain from the past is resurrected, it can create a whole new set of challenges for the protagonists.
Yes, there are quite a few. Some focus on exploring the backstories of the Edo Tensei - resurrected characters in more depth. For example, there are fanfics that delve into the relationships between these resurrected ninjas and the living ones. You can often find them on fanfic websites like FanFiction.net or Archive of Our Own.