I Became a Sick Nobleman - Chapter 13: The Rusty Sword Again

Kang Min-hyuk, the loser of the checkpoint, gained a high-level magical civilization and everything changed.

After binge-playing a game for seventy-two hours, the single-player streamer Yang Yu, who made his living selling game guides, quietly passed away in his bed.Unaware of his own death, he was invited by a deity to conquer an RPG game, and was persuaded into choosing the hardest civilian starter.Couldn't even defeat a single slime after leaving the novice village? Want to learn a taunt skill but have to actually verbally taunt? And the gacha only yields trash?Faced with numerous hardships, he actually... got excited.A true gamer never fears challenges; they only fear the game being too easy.As his sparse panel began filling out, Yang Yu felt an unprecedented satisfaction swell within him, and he became addicted to making waves, unable to stop himself.'Hey? There seems to be a lone hero up ahead. Watch as I turn him into a unit of combat power! Damn, I’ve been spotted. Hero, don't run away!'

In the tenth year after the new era, the world finally came to an end. Zhang Mu truefully waited for his death, but unexpectedly found that he had returned to ten years ago. With his memory about the future, he swore that he would change the calamitous history, saving the earth from being destroyed! Walking dead, zergs, evolvers, and various mutated animals… nothing can stop him! The first step is to retrieve his identity as an era merchant , then find all the treasures he can remember to enhance himself!

- Description from Novelupdates

Su Wen transmigrated and became the Prime Minister’s son, possessing both power and money.