This is really not mechanical ascension - Chapter 13 - : Upgrading the Air Hammer and Dagger

The romantic comedy light novel series centers on the gaming lives of various high school students who play video games, including: Keita Amano, a lonely young man who loves video games; Karen Tendō, the beautiful president of the video game club; Chiaki Hoshinomori, who constantly fights with Keita; and Tasuku Uehara, who puts on a facade of being satisfied with his life in the real world, but he in truth loves video games.

Lin Wudao transmigrated and obtained an invincible system to bury corpses.

So long as he buried the corpses of the powerful, he got to take over what they had or what they touched as his bonus. What was more, those items he stood to win were the enhanced versions.

The minimum level was enhanced by ten times!

“You’ve buried the corpse of Jiang Taichu the Great Emperor. Your cultivation prowess just increased by 10,000 years!”

“You’ve buried the corpse of your fiancee, Jiang Qingxue. You get the essence of the immortal, which is enhanced by 100,000 times! It’s thus upgraded into the essence of harmony. You will become the Immortal Emperor after the extraction of it!”

……

Ever since he acquired this system, Lin Wudao had embarked on an invincible journey of advancing history and dominating the world.

Yun Che, a big shot in the doomsday, who even the militaries drooled upon, finally died in the hands of his beloved and family. After reincarnation, he wanted to live for his own!

Xing Feng, a rooting third military generation, didn’t lay his heart in the army at all. So when he turned to 20, he chose to leave the army and went into business. When the doomsday came, he accidentally met Yun Chen and started a new chapter of his life, meanwhile, his moral bottom line kept hitting a new low…

- Description from Novelupdates

From ancient times to the present, it is rumored that there is a spiritual realm in the world.

Regarding the theory of the spiritual realm, celebrities and scholars in the past dynasties have different opinions. The poem records:

“From Qi to Tang, Zishan?

“The spiritual realm is indescribable, and it is difficult to ask for forgiveness for ghost workers.”

- Description from novelbuddy