Maybe a Fake Gintama - Chapter 18: A Certain Author: Respect the Cp Fans of the Original Work! (End of Kagura Appearance~)

Asura, a noble in the kingdom of Silvara, spent his days quietly until his world ended. Betrayed by his beloved wife and then killed, he swore to get revenge on them in his late moments. Upon death, Asura somehow returned 20 years into the past. Prepared to get revenge on the woman who betrayed him.On his journey for revenge, he discovers true love, friendship, and a life-altering truth.A dark cult controls his fate like a game—even his beloved's betrayal was their work. He learns about his powers and strange bloodlines. Then, about this being his ninth and final rebirth! All to revive their god, using Asura as the perfect vessel.Vowing to destroy the cult's plot and protect his loved ones, Asura forges an alternative path.Becoming the Devouring Monarch

When I cleared the final chapter of a game that was a national failure, I became an unnamed side character in it.

A non-standard, unmeasurable, EX rank supporting character.

Ray was more of an average guy in everything, whether it was appearance, in sports, or in school. Ray lost his parents in a car accident when he was little so he grew up in an orphanage.

He had no friends and was always bullied in school cause he was skinny so he was an easy target.

Then one day when he was running away from bullying he ended up in front of a truck that crushed him and he died.

But his life didn't end there as he reincarnated in a fantasy world but as a beast.

But with his bad luck, he was reincarnated as a low level beast with low stats, but he has a trump card, An evolution system that helps him in this new world. How will he evolve and become the strongest of All.

Rainer, an amateur arcanist and college student, sought to create a new spell far surpassing the magic of the few he inherited from his grandfather. Yet the interference of an unknown event during the casting of his spell led him to be thrown through space and time.