Naruto: The Life Changer - Chapter 81 -:

To save a doomed fantasy world, I killed the main characters, then destroyed the game world, and fell into another timeline as the academy's top seat and rival to the protagonist.Now, I'm trying to save the world and steer it towards a better ending…But I'm the final boss.

Time back to 1981…

This year, the famous President Ronald Reagan officially took office as President of the United States…

This year, the world’s first personal computer officially appeared, and the era of Internet technology officially kicked off…

This year, the ten-year stock market crash has once again come to Hong Kong, the future Asian financial center, and an international metropolis alongside New York and London…

This year, the Cold War continued, the contest between the world’s two superpowers, the polar bear and the bald eagle, still has no winner, and peace is still far away…

This is the best and worst era…

It was also this year that he came…

- Description from novelbuddy

One day, Zhang Fan, a poor medical student, receives a medical system from the future. This turns him into a new shining star in the medical field. Along the way, he must face medical corruption, competition, and infighting from other doctors, and even find time for a love life as he strives for the top of the medical field!

A mysterious virus emerged, and countless people around the world turned into zombies. Luo Yang, a young man who was about to risk everything, receives the blessing of activating the system.Initially, he gains a massive spaceship with hundreds of subordinates and a divine-level talent.Just when Luo Yang thinks he can live peacefully aboard the ship, he discovers the system's function: to obtain rewards by allowing other survivors to live on board.But Luo Yang doesn’t want to be a savior; the spots on the spaceship are limited, and only those who pay will be allowed to live in his refuge.