Naruto System in One Piece - Chapter 37

Seo Tae Hyuk, jailed after being falsely accused.

As disaster was about to strike, a group of survivors transmigrated into a desolated world and were challenged to a game of survival. From terrifying acid rains, to endless natural disasters, the heavens burn while the earth scorches, radiation is rampant, and nobody is spared from the dangers of this hellscape. The only way one survives is by building a shelter and slowly upgrading it in hopes of surviving another day.

As a fiery young shrew, Xu Weilai was confident that no one would be able to resist her charms. However, time and again, she was thwarted by Gu Yu.

A path of survival, intertwined with the doctrine of both Immortal and Martial Arts, every punch strikes true.In the chaotic world of Martial Arts, power reigns supreme. To survive, Chen Yi exhausted all of his family savings on learning martial arts, only to startlingly discover that the Broken Jade in his mind was also accumulating energy, enabling him to possess the ability to cross into the Immortal Cultivation World.The moment he crossed over, merely inhaling the spiritual energy accelerated his martial arts progression at an astonishing rate.Not to mention the dazzling array of martial methods, pill talismans, arrays, and various cultivation oddities inside, all of them significantly boosted his strength!Since then, Chen Yi, who held sway over two worlds, began his days of striving for upgrades and growth, unknowingly becoming a top-tier existence in both worlds.And later, he found even more astonishingly, that there was such a mysterious connection between these two worlds.