Apotheosis of a Demon – A Monster Evolution Story - Chapter 78 - GODDESS FROM THE MACHINE — DEA EX MACHINA

Perhaps it is the choice of fate. As a senior otaku, Qian Lingfeng got the “steel shell system”. However, when he swept the world with the system, became a local rich man, made all kinds of beautiful women, opened a harem, and realized the ultimate fantasy of thousands of otaku, he found that things seemed far from simple!
When the end comes, biochemical zombies suddenly come down, fierce beasts are in power, bloodthirsty zerg roam to kill the world, and human lives are comparable to dirt. Where will weak human beings go in this world? Is humanity going to be extinct? Or … can an otaku save the fate of the human race?

- Description from Novelupdates

Zong Shou woke up from a dream and realised that he had time traveled back ten thousand years, to an era before the God Emperor was had appeared in the world.

Wei Suo, a low level cultivator from the Spirit Peak City was scammed in a transaction. He ended up purchasing a damaged low level magical treasure. However, this worthless damaged magical treasure had an artifact spirit that already lived for several tens of thousands of years… On top of that, compared to several tens of thousands of years ago, many of the rare and sparse things were abundant now.

Junno is thrown into a fantasy world with starter equipment, a sword, and a bag of assorted coins. He decides to become an adventurer and earn money. Upon receiving his status plate, it appears that he has the divine blessing of many gods. Then he chances upon a s*ave.