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.
One interesting fuga melodies of steel fanfiction could be about the characters' backstories. For example, a story that delves deep into the past of a main character, exploring how they came to be in the world of Fuga Melodies of Steel. It could show their early training, the people they met along the way, and the events that shaped their personalities.
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.
First, know the source material well. Understand the characters, their personalities, and the world they live in. For example, if you're writing about a particular character in Fuga Melodies of Steel, you should be aware of their abilities, their goals, and their relationships with other characters.
The scene of Sukuna's death in the manga is a climactic moment. It's filled with action and drama, as various powers and tactics are employed to bring him down. The build-up to this point is full of tension.