Maybe the Shinigami uses its special powers to heal Naruto's severe injuries. For example, it could transfer some of its own spiritual energy to Naruto to revive his fading life force.
Well, it could be in a crossover fanfiction where the Naruto universe combines with a supernatural world that features Shinigami. Maybe it's a story where Naruto gains Shinigami powers through some unique event or training.
I'm not sure specifically as there could be many different plots in such a fanfiction. Generally, it might involve the Naruto character who is a Jinchuuriki (a host of a tailed beast) having some sort of connection or interaction with the Shinigami (the god of death in some contexts). It could be about how his Jinchuuriki powers are affected by this connection, or perhaps adventures that come from it.
Well, in this 'naruto champion of the shinigami fanfiction', it could be that Naruto is chosen by the Shinigami for a special mission. The Shinigami might see something unique in Naruto, like his strong will or his ability to never give up. So, Naruto is made the champion. As the champion, he could be tasked with maintaining the balance between the living and the dead in the Naruto world. This would likely involve battles against those who try to disrupt this balance, such as evil spirits or necromancers. He may also have to face his own inner demons and learn how to control the power of the Shinigami without being consumed by it.
The plot might involve Naruto being sent to the Shinigami realm for some reason. There, he has to adapt to the rules and powers of the Shinigami. He could make allies among the Shinigami and bring back some of their knowledge and powers to his own world, causing a stir among the ninja clans. He might also face challenges from Shinigami who don't trust him at first because he's an outsider.
I'm not entirely sure as it's a fanfic. But it might involve some kind of contract within the Naruto universe related to the Shinigami, like a deal made with a death - god - like entity. Maybe a character has to give something up in exchange for power or knowledge.
It could be about Naruto having a connection to the Shinigami. Maybe it explores a story where Naruto is the son of the Shinigami in an alternate universe. It might involve Naruto having special powers or a different destiny related to the Shinigami's realm.
The 'naruto blessed by shinigami fanfiction' might center around a situation where Naruto has a connection with the Shinigami. It could involve Naruto being sent on a special mission by the Shinigami or having to face challenges related to this newfound blessing. For example, he could be dealing with the consequences of having such a powerful entity's blessing, like other characters being jealous or him having to learn how to control the new powers that come with it.
Well, in this 'naruto is a substitute shinigami fanfiction', it could be that Naruto is thrust into the role of a substitute shinigami due to some strange event. Maybe he has to use his ninja skills in a new way to carry out the shinigami duties. He might have to interact with spirits and otherworldly beings, and it could also lead to changes in his relationships with his friends and comrades as he tries to balance his new role with his old life as a ninja.
In the 'naruto the legendary shinigami fanfic', it could be that Naruto is transported to the realm of the Shinigami. There, he discovers secrets about the Shinigami and its role in the Naruto universe. He may learn about ancient powers or prophecies related to the Shinigami. As he explores this new realm, he meets different creatures and characters. Some might be friendly and help him understand his new situation, while others could see him as an intruder or a threat. Naruto would then have to use his wits and any latent abilities he has to survive and find a way back to his own world, all while dealing with the mysteries of the Shinigami.