One Piece: Became King of the World - Chapter 418 - 419: Another Top-Tier Fighter Added

When Simon dies, it turns out there's more to combat than lightning reflexes with his controller, and the path to becoming a hero is more brutal than he can imagine as he descends into The Pit. Death after Death is a dark, time loop/Isesaki story with roguelike elements, that explores some of the common tropes in a different light.

Yang Yi crossed over the world with a storage space with him. He ended up in some desolate wilderness populated by flying beasts and dangerous predators and also crawling poisonous bugs and snakes. To prevent getting bitten in the ass by venomous bugs when going to the toilet, let the great infrastructure begins –
Our goals are:
Eat well till full stomach.
Having clothes to wear but also being good looking.
To have a house that could cover all seasons.
Roads that leads to every place; develop agriculture, industry and commerce together.
No shortage of both material and spiritual needs.
He was DETERMINED to build a safe, comfortable and prosperous modern city in the wild world together with the native tribe with max efforts.

- Description from Novelupdates

Lin Ping'an traversed to a High Martial World, where the Ten Thousand Races invaded, leaving the Human Race weak and on the brink of danger. At this critical moment, he awakened the Civilization Master System.He simply created countless speedy Demonic Cultivation Techniques that spread widely, causing the Ten Thousand Races to exclaim how truly bizarre they are.[ Painful Demon Body ]: The longer the cultivation time, the faster the Qi Blood grows, but the more painful it becomes.[ Qianyuan Burning Life Technique ]: Burns life to gain strength, living like a summer flower, blooming with momentary brilliance.[ Celestial Demon Dissolving Technique ]: Burn all of oneself to unleash the strongest combat power.[ Abi Dao Three Blades ]: Bound by Demon Thought, eternally falling into Abi, the three blades extinguish ghosts and gods.[ Heaven-Defying Seven Demon Slash ]: Soul destroyed with no regrets, protecting the Human Race, slash slash slash slash slash slash slash.[ Life-Burning God-Slaying Arrow ]: Soul as the guide, life as the arrow, one strike for the fall of the demon emperor.Emotionless Swordsmanship... Dao Heart Demon Planting Technique... Blood God Technique... Sunflower Manual... Blood Escape Technique... Soul Destruction Nine Palms...

A passionate researcher and lover of martial arts and combat sports finds himself reincarnated in a fantastical world of Martial Art. No longer shackled by the disease that afflicted his body on Earth, he decided to dedicate his body, heart, mind and soul to becoming a Martial Artist.

What happens when a man of Earth meets an unearthly world?

What happens when science meets fantasy?

Follow Rui as he journeys through his Martial Path in a world of fantasies and tribulations.