Infinity Guardian System - Chapter 31: The Concept Of Cybernetic Transfusion...

At the feast of the Gluttonous House’s auction, there was a little girl with an exceptional furnace constitution for offer at a sky-high price. Everyone wanted to lay their hands on her. Suddenly, the little girl in the golden cage opened her eyes, radiating a cold gaze. She was no longer cowardly.

Identity background: Fifteen years old, biological mother died, father unknown, holding a large legacy, poor performance in entrance examination, please choose a guardian.
↓
Candidate one: birth mother’s brother, not close, but eloquent, very gentle, reliable and sincere.
Option two: The eldest son of the father who has never been seen. His occupation is unknown. His age is unknown. Nothing is known.
In the last life, Yu Shulin chose his uncle, his mother’s funeral was all done by him, and he promised to take good care of him.
The selection is completed, and the result is being read …
After the choice was made, open the [pit you pit you pit you till you die] ending, please accept.
Yu Shulin, who was counted by his uncle’s family for his inheritance, was eventually released from prison, but immediately got killed …
@ # ￥% & * …… Restore the file.
Identity background: Fifteen years old, biological mother died, father unknown, holding a large legacy, poor performance in entrance examination, please choose a guardian
↓
Candidate one: birth mother’s brother, not close, but eloquent, very gentle, reliable and sincere.
Option two: The eldest son of the father who has never been seen. His occupation is unknown. His age is unknown. Nothing is known.
After the rebirth, Yu Shulin, whose negative energy exploded, said to hell and chose option 2!
The selection is completed, and the result is being read …
After reading the results, open the ending of [Just want to love you with the overbearing film emperor], please accept.
Yu Shulin, who was captive and was boiled like a frog in warm water: (╯ ‵ □ ′) ╯︵┻─┻WTF!

- Description from Novelupdates

Humanity had finally ended the war with the Demon Race and sealed them away, forever.However, they now have to face the treat of the Shadow World, an equally dangerous threat to their civilisation under the rule of the Emperor!Facing only misfortune from a young age, Nikolaus Reinhardt never expected anything good to happen to him.But his world completely changed when he awakened as an Ascendant, and accidentally summoned a member of the Demon Race in his house.Just because he messed around with a god damn book!

A man is reborn into the world of Avatar: The Last Air Bender as a waterbender from Katara's tribe. Best of all, he was the same age as her, and he had a system with him to help.He knows the future and a system that lets him continuously get stronger by completing quests or long-term missions, as well as giving him the ability to copy abilities from others for himself. He will become invincible in the world of Avatar, even more so than the Avatar himself.