Their baby's personality would be a blend. Naruto is known for his loyalty and his big heart. The baby would likely have that same loyalty towards its friends and family. Sakura is a hard - working and confident woman. The baby could inherit her confidence and work ethic. It might also have Naruto's sense of humor, always able to make others laugh. At the same time, it could have Sakura's focus, being able to concentrate on tasks at hand. Overall, it would be a complex personality with a mix of the best traits from both parents.
The baby might inherit Sasuke's brooding and determined nature. It could be very focused on achieving its goals, just like Sasuke was on his revenge mission. At the same time, from Sakura, it could get a sense of compassion. So it might be a complex character who is tough - minded but also caring towards others.
The child would probably be as determined as Naruto. Naruto never gives up, no matter how tough the situation is, and this trait would likely be passed on. So, in difficult times, the child would keep fighting. And from Shion, the child might inherit her calmness. Shion is often very composed, and this could balance out the more impulsive side of Naruto's influence.
The child would probably be very brave, taking after both Naruto and Erza. Naruto is known for his fearless nature in the face of danger, and Erza is always ready to take on any foe. Also, the child might be quite stubborn, as both parents are strong - willed.
It could be very curious, a trait from both of them. Since Flynn is adventurous and Rapunzel was always eager to see the outside world. The baby might also be creative, perhaps having Rapunzel's talent for art or music.
His personality could be a blend of introversion and extroversion. In some situations, he would be like Sasuke, preferring to be alone and train or study. But when it comes to protecting his friends or family, he would show an extroverted side, being vocal and taking charge, much like Sakura when she is in a leadership role. He would also have a great respect for the ninja way, having been brought up hearing stories from his parents about their adventures and sacrifices.
In fanfiction, their baby might inherit Naruto's blond hair and Sakura's green eyes. It could also inherit Naruto's chakra reserves and Sakura's intelligence. Maybe it would be a natural at ninjutsu like Naruto and have a great aptitude for medical ninjutsu like Sakura.
Naruto's determination would be a huge asset. He never gives up, so in politics, he would keep fighting for his ideas no matter how difficult the opposition. For example, if he wanted to pass a law for better treatment of lower - class ninjas, he'd keep pushing until it happened.
She would likely be strong - willed, like Zoro. He is extremely determined in his pursuit of becoming the greatest swordsman, and their daughter might inherit that unwavering focus. Also, from Nami, she could get her shrewdness. Nami is very clever when it comes to money and dealing with people, so the daughter might be able to outwit opponents easily.
Since Katara is a strong - willed and empathetic person, the baby could inherit her compassion. They would be the type to help others in need, perhaps using their bending abilities to do so. Their personality might also be a blend of both parents' determination, making them a force to be reckoned with when they grow up.
Yes, there are likely fanfictions with such a plot. Fanfiction writers often explore different 'what - if' scenarios in the Naruto universe, and this is one of the more creative and out - of - the - box ideas that some might come up with. However, it goes against the original storyline of the Naruto series.