MTL - Mystery Makes Me Strong - Chapter 36 What is the right way

Crossing to One Piece world, he became Roger’s younger brother.

Leon is an average high school student who likes to watch anime and read novels.
He's about to cross the street, only to be greeted by a truck and died.
But, he got reincarnated as Uchiha yet dead again because Itachi killed him.
Leon got reincarnated again as the grandson of the recovery girl.
He got kidnaped and tortured by All For One.
After his third death, he got reincarnated as a son of Bibi Dong.
In this fourth life, he wants to change his fate to become the strongest.

Note: Please read the tag before reading.
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A young man who had longed for stories of good and evil since childhood lost his life in a tragic accident and was reincarnated as a boy named Chrono Mak in another world.

He learned that in this other world, there is magic and witchcraft, and depending on how you train them, you can become as strong as you want to be, so he decided to become the strongest demon king in order to recreate the story of justice and evil he once dreamed of.

(Warning: This novel has an r18 tag and contains mature content.)Adyr, once a notorious serial killer, met a brutal end and welcomed death as the final judgment for his sins.But he awoke in a parallel Earth, where the rich alter their genes and superhumans are the norm.Believing some unknown force had given him a second chance, Adyr buried the monster within and chose a quiet, normal life.For eighteen years, he lived in poverty with his family, suppressing his urges and forcing himself to be human.Until the day he entered a new VRMMORPG.A game that doesn’t just alter virtual stats but mutates real genes and pushes players toward evolution.And with every evolution, his bloodlust surfaced again, turning him back into the villain he once was.