Rebirth in One Piece as Deputy Captain - Chapter 13

Kaelen Dragonyx, a boy who lost both his parents and his mentor in the most ruthless way possible, decided in his heart to become the strongest swordsman in the world to protect the last remaining family he had, which is the only child of his mentor and his childhood friend.But along the line, he discovered that he is the most talentless boy of the generation which made his road towards being the strongest swordsman to be much further away and daunting than he could imagine. Be he didn't give up until he stumbled upon a sword that drastically changed his fate.

Traveling through the world of One Piece, Ron, who became Kuina’s fiancé, awakened the god-level theft system.

In order to become stronger and change the fate of Kuina’s death, and to survive in this dangerous era of great pirates, Ron started to steal Sauron’s top kendo talent.

And that’s just the beginning.

In order to become stronger, Ron embarked on a journey to steal the talents of the world’s strongest.

“Ding! Congratulations to the host for stealing Karp’s physical talent!”

“Ding! Congratulations to the host for stealing Nika’s talent!”

“Ding! Congratulations to the host for stealing Shanks’ domineering talent!”

“Ding! Congratulations to the host…”

- Description from novelbuddy

This is a place where everyone can become a God. Han Wu was a Divine Being whose parents went missing when he was young. He lived with his grandfather until he was eighteen when he first received his core race. Unfortunately he was cursed with misfortune. Not only did his grandfather pass away but he also received one of the weakest core races, the locusts.After suffering much humiliation from the bullies and being ignored by largely everyone, he took his life. Little did he know however the end of his life was also the start of someone else. An unknown soul from the modern civilization reincarnated in his body. Taking on his name and body, “Han Wu” started clawing his way upward to become strong enough to search for his missing parents as per the will of his dead grandfather as well as staking his claim in this large world.Official: A civilization where everyone can become Gods. Myriads of civilizations ranging from tranquil worlds to outright brutal hellscapes. Civilizations where goblins, orcs, angels, demons, undead, and all manner of life forms flourished. Wielding his locusts as his loyal subjects, Han Wu swore to take advantage of every civilization and become strong enough to protect everything he loved.