Obviously, Naruto himself is a common character as the big brother figure. Sasuke can also be a key character, perhaps as someone Naruto is trying to bring back into the fold or protect. Sakura might be there as a friend and fellow ninja who supports Naruto's big brotherly actions.
Well, perhaps Naruto could find himself in the world of Bioshock. He might initially be confused by the strange environment and the concept of Big Brother. Maybe he would start using his ninja skills to fight against the oppressive forces that Big Brother represents, all while trying to understand the new rules of this world.
Well, obviously Naruto himself is a main character in these types of fanfictions. Often, his friends like Sasuke or Sakura can be part of the story too, as they interact with Naruto in his big - brother role. For instance, Sasuke might be a bit skeptical at first about Naruto's new role but then come to respect it.
One interesting 'Naruto big brother' fanfiction could be about Naruto becoming an older brother figure to a young orphan in the village. He teaches the kid ninjutsu and life lessons.
One interesting Big Brother Naruto fanfiction could be where Naruto takes on a protective big brother role towards the younger ninjas in the village. He might teach them his unique jutsu and life lessons.
I'm not sure if there is exactly a fanfiction titled 'Naruto is a Big Brother Bioshock'. You could try searching on popular fanfiction websites like Fanfiction.net or Archive of Our Own. Maybe use the keywords 'Naruto' and 'Bioshock' together in the search bar to see if any relevant works pop up.
Protection is a very common theme. The big brother often takes on the role of protecting the little brother from harm, whether it's physical danger or emotional distress.
A fanfiction could explore the backstories of Big Brother and Big Sister. What were their lives like before they became these iconic figures in Bioshock? You could write about their families, their dreams, and how they ended up in the situation they are in. For example, perhaps Big Brother was once a normal citizen with a family, but the chaos in Rapture forced him into this role. And Big Sister could have a similar yet different origin story.
Big Brother could be an individual who has been observing and gathering information secretly for a long time. He might be an insider in a particular system, like an employee who has access to confidential information.
Since I don't know the specific 'big brother daniel story', I can't really say who he is exactly. He could be just an ordinary boy in a family who has the role of a big brother.