MTL - COS Dazai Osamu’s I Got Into the Conan Crew - Chapter 10 People can't, at least they shouldn't

Xin Yun, a sarcastic young man, traveled to an unknown world by chance, but lost his chance to become the strongest because of his obsession with women... or sex. In a collision of the powers of nine powerful men, an incredible thing happened. Xin Yun was reborn back to the time when he traveled to the Isekai world. A fantasy journey is about to begin... [The comic adapted from this novel is popular all over the world]

The status of a wizard is transcendent in all continents and in the universal plane.

Chen Xun crossed into the vast world of cultivation, awakened the Immortal System, and even received an Immortal beast as a companion.Chen Xun walked out of the ordinary small mountain village, stepping into the world of cultivation.Experiencing the prosperous era of cultivation world, the golden age, the era of rule collapse, the dark great turmoil era, and the era when all spirits were silent...Chen Xun, have no interest in fighting or killing, nor do I want to provoke anyone. I just want to travel the world with Bull and see all the splendor of the world.

Qin Tian accidentally transmigrated into a sickly body, a body with broken Dantian that was unable to practice Qigong, in another world. Fortunately, God had mercy on him by giving him a level up system. Useless? That was him in the past. Not worrying about practicing Qigong, he was now able to kill Monsters to level up. Easy! Level up when killing Monsters; level up when killing people. An unbeatable sovereign of the clan in the eyes of other people, but in his eyes, he is a glittering big BOSS.

With this level up system, he will no longer encounter any bottlenecks during a breakthrough in cultivation like other geniuses; all he needs to do was kill as many monsters, clan heads, sovereigns, world experts … to have a better life.

Dedicating his life on a road to become an expert.

- Description from Novelupdates