One Piece: Dream of Immortality - Chapter 29: Traitors

In the turbulent era, the world was under the reign of cunning careerists. A young man named Mu Feng grew up in numerous battles and unceasingly made earnest efforts to stand on his own feet.

His father was murdered, and two hundred thousand of his people were slaughtered. Mu Feng accidently obtained the Sacred Book of Asura, and then he embarked on his journey of revenge with fierceness and blood!

Killing and blood proved his love for family and his people!

He was the almighty Asura!

- Description from Novelupdates

This is a very serious Xianxia book, but why the introduction I always want to describe it as: My second child is a giant, and there will be something going on in the future, and so on.

In short, you will understand after reading it, this is really not the YY of male species, what is missing, what is missing, etc. I am telling the truth.

- Description from novelbuddy

Xuanyuan was reborn into a strange new world where training to be a Xian was a cornerstone. There was however something ancient dwelling inside his body. He could now devour all of creation…

Nikola Tesla, the genius, a man who lost everything to balant capitalism and betrayal, awakens to find himself reborn as an orphan. What is this world? Why is he here? And will he once again fall for the capitalistic betrayal or pave his own way? What would happen if his genius adapts to cunningness of the society?