Anime: I Want Harem - Chapter 48

Silver Ventirose experiences the biggest turnaround in his life after he consumed to the other side a great portal.Transporting him into a world where only he can cultivate and that too very easily!!He is given the task to take care of primordial serpent's child. With his maxed out luck and the system on his side, he hopes liberate the world from the evil that comes.----The pace of the story is medium as I like to live in the moment a bit more than others, but some scenes will move faster too avoid too much bore and lore dumping.

In this world, orphans or just anyone without any hope for this world can apply to become a “walking target”. Their sole purpose is to be a practicing dummy for the students of the sect who train to become “Demon Hunters”. These students need “walking targets” to test their training on living, walking beings of flesh and blood.
In exchange, they will be provided with food & shelter.
Their existence value is lower than a slave, but if they manage to survive a few years they can receive a life long pension.

Xiao Han is such a “walking target”. One time he witnessed a powerful Demon Hunter disposing a demon. When the demon died, a fragment of the demon that managed to escape entered Xiao Han’s heart. No one saw that, and even Xiao Han himself only felt some discomfort for an instant.

But that thing in his heart soon gave Xiao Han visions, and the first one is of a cultivation method which allows Xiao Han to absorb damage to enhance his body. A perfect cultivation method for a “walking target”.

- Description from Novelupdates

[Regression: 31 times][Possession: 17 times][Reincarnation: 7 times]Kang Hanbit endured 55 cycles of regression and reincarnation, dragged to the brink by the Goddess.Just before his 56th journey, he gets sent back to reality, only to find his life intertwined with a game called the “Record Project.”But wait—this game’s world is identical to the other world?The 56th journey, which had yet to begin, now continues in the form of a game.

In the first year of the fire calendar, a large-scale spiritual recovery has occurred around the world.

One year after the fire calendar, the Jingwei Division was established and began to contain supernatural beings on a large scale.

After three years of the fire calendar, Xun Xi traveled to this world full of despair. However, in front of him, there is only a diary written by himself before his death, who claims to be the future.

The diary revealed his future death.

In other words, every line and every sentence in the diary is his masterpiece.

And it will be updated!

“Others are the favored sons of the heavens who have traveled through the world. Wherever they go, they will be followed by chance. Why is it only me, where I will die wherever I go, I am just a rebel, a version orphan.”

“unfair!”

…………

Carrying a future diary in his arms, Xun Xi is struggling to survive in this desperate world. He firmly believes: My future style, I am the master!

- Description from novelbuddy