Naruto's inclusion in a fanfiction with Gungnir and Fate Stay would bring a fresh dynamic. His sense of justice and loyalty would likely lead him to side with those in the Fate Stay world who are fighting for good. Gungnir would add an element of mystery and power. He could use it in combat against the more powerful foes in the Fate Stay universe. His journey in this new world would be one of discovery, not only of the new place and its people, but also of how to best utilize Gungnir and his own abilities in this different context.
It could be a very interesting crossover. Maybe Naruto somehow gets his hands on Gungnir, the powerful spear from Norse mythology often associated with Fate Stay. He could use it in his battles in the Naruto world, or perhaps it transports him to the Fate Stay universe where he has to adapt to new rules and enemies.
I'm not entirely sure as it could cover a wide range of things. It might be a fan - made story that combines elements from Naruto and Fate Stay Night in a rather strange or comical ('troll') way. Maybe it has Naruto characters in the Fate Stay Night world dealing with magic and the Holy Grail War in unexpected ways.
One common theme is the power struggle. Both Naruto and Fate Stay Night have characters with different levels of power, and in fanfiction, often there are stories about characters trying to gain more power or deal with the power they have. For example, Naruto characters might have to adapt to the magic - based power system in Fate Stay Night.
The concept of Naruto being a Master in the Fate/stay night world is also very engaging. He could summon Servants and form unique partnerships. His understanding of loyalty and friendship from the Naruto world would influence how he interacts with his Servant. It often leads to heartwarming and action - packed storylines.
The idea of destiny also plays a big role. In both Naruto and Fate Stay Night, destiny is a significant concept. In the fanfictions, it could be about whether Naruto characters can change the pre - determined fate in the Fate Stay Night world, or how the Fate Stay Night characters view the idea of 'becoming Hokage' which is Naruto's big goal.
A fascinating plot aspect in such fanfiction is the idea of the Holy Grail War in the Naruto universe. Picture the ninja villages competing for the Grail. The characters from Naruto would have to form alliances and strategies similar to what happens in Fate Stay Night. Also, the concept of summoning Servants in the Naruto world. What if Naruto or Sasuke could summon a powerful Servant? How would they interact? And how would the Servant adapt to the ninja world? These are all really interesting plot elements.
A godlike Naruto in a Fate Stay Night fanfiction could be a protector. Given his nature to protect his friends and those he cares about, he'd likely see the innocents caught in the crossfire of the Grail War and step in. He could use his powers to shield them from harm. His Nine - Tails chakra could act like a powerful shield against magical attacks. And he'd probably try to find a more peaceful solution to the conflict rather than just fighting for the sake of winning the Grail.
If Naruto were in Fate Stay Night as a godlike being, he would likely change the power dynamics significantly. His vast chakra reserves and powerful jutsu could overpower many of the Servants. For example, his Rasengan might be able to break through even the strongest magical defenses. He could also use his shadow clone jutsu to outnumber his opponents in battle, which is a strategy not typically seen in the Fate Stay Night universe.
One great naruto fate stay night fanfiction is 'Naruto in the Fate/stay night World'. It combines the unique ninja elements from Naruto with the magical and complex world of Fate/stay night. The story often has Naruto using his ninja skills in a new and exciting way within the Fate universe.