Rebirth of the Useless Bastard Son - Chapter 24

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.

[Interstellar+Spiritual Power+Pure Romance+Marriage First, Love After+Livestreaming+Gourmet Food+Disguises]Reborn overnight, Qu Tong cried to death; her vast wealth was gone, and she even ended up owing a billion in taxes.Stuck with a cheap husband her cousin didn't want who can't have children? Rarely comes home? And throws in an entire planet to boot?Qu Tong wondered if there could be such good fortune?She carefully guarded her full fertility value, perfunctorily yet sincerely playing the role of a big shot's dainty wife.She grew energy fruits and vegetables, fed them on schedule, and incidentally improved the food for the entire squad by taking care of their home.The Insect Clan attacked, His Highness was injured, ditching class to visit, pah! To check in.His Highness was too aloof; unable to charm him after a long time, she went online searching for strategies and even inquired about how to reasonably inherit all of her husband's wealth in the case of divorce.The next day, Si Yuting glanced at the top search trends, then looked at his guilt-ridden dainty wife and laughed, “That's difficult, considering I'm just divorced, not dead.”Well-behaved and clever in front of others, behind their backs she did nothing of the sort.When her shop was reported, she cursed everyone who dissed her in the comment section one by one and blocked them all, leaving the netizens stunned: “Who taught her to curse like that?!!”In the academy competition, the enemy lacked honor, ganging up to bully the weak; Qu Tong pulled out a potion, directly turned the tables, and kicked them all out of the competition—no one can play me for a fool.When encountering a Star Thief, Qu Tong reassured everyone, ”Don't panic, I'll go reason with them.“ Then she single-handedly drove her mecha, cornering the Star Thief: “This is a robbery, hand over everything valuable.”...One day.Qu Tong, holding her medical report, asked, “If I say I can reproduce asexually, would you believe me?”“Guess.”

A failed investor from 2017 got drunk and woke up in the 1980s. China is just opening up, and the economy is blooming. There is also the dissolution of the Soviet Union, the bursting of the Dot-com bubble and other financial crisis. He used his knowledge of the future and slowly build up his empire.

- Description from novelupdates

A story about a traveler who crossed into a parallel universe, relying on his Proficiency ability to continuously grind experience and become stronger.