Rebirth in One Piece as Deputy Captain - Chapter 401

Jinhyuk, a gaming Nutuber, was the only person who saw the ending of the game [Tower of Trials].

However, when the game’s popularity declined, it became difficult for him to continue making a living as a gaming Nutuber.

Since he already saw the ending of the game, he was about to quit playing. But that day, [Tower of Trials] became reality, and Jinhyuk, who knew about every single thing in the game, took over everything faster than anyone possibly could! “I’ll show you what a true pro is like.”

After the death of her grandfather, Lu Xiaoxiao, a girl who lived in the 23rd century, lived alone in the villa left by her grandfather regardless of the dislike of relatives.

Suddenly, she found that her grandfather left her a space in Yu Peili. She likes to read novels, fearing that the end of the world will come, and she starts hoarding things desperately.

In the country, it became the body of an 8-year-old girl named Lu Xiaoxiao whose parents both died with the same name and surname. Fortunately, the space has come together, even in this strange era, I can live well

- Description from novelbuddy

[You have transmigrated, named Gu Sheng, and are a farm boy.][This is a dynasty in chaos, where demons and monsters lurk and bandits run rampant; as someone at the bottom, you face hellish survival difficulties.][You decide to lay low.][You awaken a mastery panel.][You breathe a sigh of relief, you can start grinding.][You grind Chopping Wood to Perfect, chopping bones and breaking tendons with ease.][You grind archery to Perfect, becoming a godlike archer who can hit a louse at a hundred paces.][You learn the Iron Stone Fist, set foot on the path of a Martial Artist, and grind it to Perfect, with punches as heavy as a million pounds.]……[You learn the Longevity Eternal Youth True Art, greatly extending your lifespan, giving you more time to grind, and greater hope to lay low.]……[You grind to the limit, steadily laying low, and one day you suddenly realize, you are invincible.]

Having being plagued by same dream for the past six years, Chu Yanshen discovered a little boy who looked just like him out of the blue. It was only then did he, Chu Yanshen, learn that he had been deceived by the little lass six years ago…

- Description from Novelupdates