Sukuna does die in the manga. The way it happens is quite dramatic and ties in with many other elements of the story, adding depth and tension to the overall narrative.
No. Ryomen Sukuna is a fictional character from Japanese mythology and modern manga/anime. He doesn't have a basis in a true historical event or person.
Nope. Ryomen Sukuna has no basis in reality. It's a product of the creative minds of the writers and illustrators who designed a captivating fictional character for the enjoyment of the audience.
In many Geto and Gojo fanfictions, the theme of trust is crucial. Their trust in each other can be tested in various ways. Another common theme is the exploration of their past. What made them who they are? How did their past experiences shape their relationship? And the theme of growth, both as individuals and in their relationship with each other, is also often seen.
His relationships, especially with other characters like Gojo, are often explored. Fanfics might show the deep friendship they had before Geto's fall and how it deteriorated. It gives more depth to their dynamic.
One of the main themes is the contrast between their personalities. Gojo is more carefree and confident, while Geto has a more brooding and complex nature. Fanfics often explore how these differences affect their relationship. Growth is also a theme. As they face various challenges in fanfics, they grow as characters, both individually and in their relationship with each other. Additionally, the theme of redemption can sometimes be found, especially in fanfics that focus on Geto's character arc.