Sign-in: To be invincible

After Ling Yun reincarnated to the world of cultivation, 10 years after his reincarnation the Versatile System suddenly activated. In pursuit of invincibility, Ling Yun decides to cultivate in a low-profile manner so not to offend some big bosses experiencing some mortal ways. While doing so, he accept disciples and trained them to his sect so that he can't be lonely on the road of invincibility. After generation of generations have passed, some of cultivators have become history. That is when the other realms decides to invade the mortal world. So, Ling Yun finally has no choice but to take action. What genius, big family young master, empire emperor, heavenly realm and talent? In the face of this Versatile System, they are far behind!