Help! I unknowingly enrolled myself into a supernatural Academy - Chapter 9: who was that?

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

Reborn in the cultivation world, Gu Feng becomes the most useless member in the history of his family!He creates the [Shared Flying Sword]!Establishes the [Immortal Sound Live Broadcast]!Initiates [Cave Heaven and Blessed Land Development]!Promotes the [Digitalization of Spirit Stones]!Founds [Qi Refining Local] and [Dao Companion Online]...In a world where people are the knife and he is the fish, he faces daily cunning schemes and crushes the arrogant geniuses!Cultivation starts from squandering... Gu Feng forges an entirely different path in the world of cultivation...

[You have entered the dungeon at Gwachun Station’s 1st Exit.] When former high school student Kang Woojin finds himself returned back to Earth after being forcibly summoned to a foreign planet for 20 years, he soon finds that Earth is not the same, normal place as he once remembered it to be.

After graduating from college and unsure of where to go, Zhou Wang accidentally activated the “Game of Life” system while playing a video game, turning his life into easy mode from then on.We can't return to the past, but we can always change the way we live.Growing through indulgence, advancing with a carefree spirit....Zhou Wang: “This time, I'll only be the winner.”