Netherworld Investigator - Chapter 6

He is a young man without a spirit root. It is believed that this denies him the chance at cultivation. However, a mysterious lady imparts a Supreme Demon Classic to him and from then on, he starts his path of cultivation.
He undergoes a total transformation to emerge as the most fearsome and powerful fiendish demon in his era, that even immortals and fiends are fearful of him, and saints are at his beck and call.
Mastering the Supreme Demon Classic is the turning point in his life. He is able to unleash his immense and divine power from within, illuminating the entire universe!

- Description from Novelupdates

Fang Heng was transmigrated to a parallel world and his soul was forced into the body of a man who had just committed suicide.Huh? What? Every human here was being forced to join a game? Those who refused would be killed?Wait? This suicide dude was a pro gamer?He had the highest S-rank talent sill, the Zombie Clone?Damn! The S-rank skill evolved! My zombie clones could auto hunt![Your zombie army has crafted Wooden Axe x720 when you were offline. You have received 1921 experience points for the Basic Crafting skill.][Your zombie army has chopped down 27,821 trees and gathered 128,973 pieces of wood while you were offline. You have received 2,171,921 experience points for the Basic Wood Chopping skill.]Just as the rest of the players were struggling to survive in the zombie apocalyptic game, Fang Heng's zombie clones were starting to clear every resource out of the forest.Hm... What an interesting game!