Kazekage Ninja: The Rise of the Hidden Sand - Chapter 152 - 47: The Plundered Taxes

A man was transported to Ancient China and eventually became a servant of a declining household without a male heir. He utilized his wits and modern knowledge to help the household and eventually become trapped in the sea of political turmoils of the period.

- Description from Novelupdates

A man who races against time in the Marvel universe, hungry for pleasure. In the dark night, Nuohe stood on top of the building in a black robe, overlooking the bustling New York City. He lowered the brim of his hat and said in a low voice: They are restless, because I…

He grasped the supreme mystery, transformed into one identity after another, staged a big show, but in the end all became real

Behind him, there are many people standing, Madara with Sharingan open, Artoria holding the holy sword, Doflamingo laughing, proud Gilgamesh…

- Description from novelbuddy

(Non-system, multiple female MCs, both good and evil)Fang Ling, who possesses the Chaos Sacred Body, was fiercely fought over by various forces since his birth. His heart, right eye, and treasured bone were successively taken away...After many twists and turns, the critically ill Fang Ling was placed in front of an ancient temple by a kind-hearted person. No one knew that within this ancient temple, five unparalleled masters were in seclusion. They had been hiding there for tens of thousands of years, suppressing the Immortal Heart of the Demon Ancestor.When the Immortal Heart erupted, the five masters were unable to contain it and took a desperate risk by implanting it into the infant's body. The fusion of the incomplete Sacred Body and the Immortal Heart led to the birth of a peerless monster...

Liu Ming, since he was young, lived in a savage prison named Savage Island where the prisoners aren’t controlled by any guard or security. When the island sinks due to “mysterious” events, only a handful of people survive – those survivors are then pursued by the government.

On the other hand at another place two practitioners are worrying about what will happen to them because the young master that they were supposed to protect had died.

Their young master looks nearly like our MC
What will happen?