Reigen survives throughout the manga. The story doesn't involve his death. The plot focuses on his adventures and interactions without that tragic event.
Reigen does have powers in the manga, but they are often presented in a more subtle and unique way. His abilities might not be straightforward combat skills but could involve manipulation or perception.
In the manga, Reigen doesn't have powers. His charm and appeal come from his down-to-earth nature and the way he navigates the supernatural world without relying on extraordinary abilities.
Well, one characteristic is the blend of different universes. Since sans and reigen are from different fictional worlds, fanfics often play with the idea of how these two very different worlds collide. For example, in some, the magic or powers from each world interact in unique ways.
This book was called "If You're an Immortal A-Human." The characters in the book included: the male protagonist, Masayoshi Shimazaki; the male protagonist, A-Human; the female protagonist, Katae Shimoya, an obstetrician who had a social disorder in high school; the female protagonist, Haruka Shimazaki, the younger sister of Masayoshi Shimazaki, who disappeared; and the female supporting character, Nanase Nishino, a senior at Kisaka High School. She was a very mysterious person who liked fat pigeons. This book can be read on Qidian Chinese website.
If It's an Immortal Demi-human Author: Curry Stick's Saber. It's a light novel/derivative Doujinshi novel with no moral integrity elements. It's finished and can be enjoyed without worry.
[User recommendation: When Shimazaki Masato opened his eyes, he was in a laboratory. His entire body was bandaged and his limbs were bound. Day after day, he was killed, amputated, and exploited.]
This was because he was a demi-human, a demi-human who would immediately revive in full condition after death. It was only natural that the government would capture him and use him as an experimental subject for biochemical experiments.
He had forgotten his past and did not know what his desires were.
Until one day, a voice that sounded like a demon rang in his ears.
"I will give you strength. Escape from here and enjoy your freedom. Enjoy a life where you can do whatever you want."
It was a combination of the world views of many Japanese dramas such as Masuka, Kamen Rider, Obstetrician Hongniao, Li Gouhai, Spec. Escape, and so on. It was being added at any time.
I hope you will like this book.
A common theme is friendship. Their relationship is often explored in depth, showing how they rely on each other. For example, in many fanfics, mob looks up to reigen for guidance.
One great toby fox reigen fanfic is 'The Unlikely Duo' which combines the unique styles of Toby Fox's creations and the character Reigen in an exciting adventure. It has a well - paced plot and interesting character interactions.
I'm not sure which specific 'reigen sad story' you're referring to. There could be many stories related to a character named Reigen that are sad. Maybe it's about his unfulfilled dreams or difficult relationships.