Demon King: Hero, don't run away! - Chapter 476: Ambush from Ten Sides

Raphael Sorus is a person who life hasn't been very kind to, after the death of his family his life has been on a downward spiral with nothing good going on for him.The only thing that kept him from losing his mind was [Arcane Days], an Immersion game that served as an escape for him, that was until the game company shut down the fame server.Not knowing what else to do, Raphael decides to do something stupid which lands him an audience with the Goddess of Fate.She sends him to a world that is a replica of Arcane Days, except there is a twist to it.Readers can expect a large world as well as interesting situations and a unique power system, as well as a laid-back plot.

Waking in a strange yet familiar room the main character now will rise to the top of one most dangerous worlds of fiction with his new cheat.

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

Bai Yu traveled to the world of One Piece and activated the strongest swordsman system at the beginning.

No need to practice, swinging a knife will become stronger!

Thus, Bai Yu started his daily routine of wielding a knife.

Swing the knife 1000 times, and get the limit of physical strength – six styles.

Swing the knife 2,000 times to obtain the powerful Qinglong Sword Intent.

Swing the knife 3000 times, get three-color domineering.

General Huang Yuan: Bai Yu is the strongest rookie I have ever seen.

General Aokiji: My freezing ability was directly chopped into pieces by Bai Yu!

General Red Dog: Dangerous! My marshal position is about to change!

Hawkeye: Bai Yu is the number one swordsman in the world!

Since then, the name of Bai Yu has resounded throughout the world of pirates.

- Description from novelbuddy