DxD: I Steal Luck - Chapter 140: Kanna vs. Kokabiel

Traveling through the world of cultivating immortals, Su Yu became a collateral child of an ordinary cultivating family, with nothing but handsomeness, mediocre cultivation talent, and mediocre life experience.

Fortunately, Su Yu brought the game proficiency panel he played in his previous life, ignoring all restrictions such as spiritual root comprehension, as long as he practiced from nine to five to accumulate proficiency, he could improve his strength.

If you live ten thousand years, you can become a fairy or a ancestor!

The Tianjiao of the Zongmen and the powerful ancestors are just passing away, only cultivating immortals… oh no, only the proficiency is eternal!

- Description from novelbuddy

Transmigrated into a cultivation world, reborn as a striking genius with extraordinary talent and a formidable lineage. But there’s a catch—he’s the villain, already pitted against the story’s invincible protagonist.So what? The hero may wield the power of fate, but this villain has a cheat system, taking every advantage with ruthless precision. Witness him defy the heavens, rewrite his destiny, and rise to unparalleled dominance!

"What you do in life, Echoes in Eternity."

The System, who goes by the code name, Thirteen, defied the System God in order to give his previous Hosts’ the chance to change their Fates.

Unfortunately, he was killed by his Father, the System God, and was sent to the world of Pangea to struggle like the Cannon Fodders that he fought so hard to protect.

Armed with his knowledge as a System, Thirteen vowed to change not only his Fate, but the Fate of others whose destinies were tied up with him.

In a world torn by power and corruption, a fallen System will bring out a symphony of change, or lead it to its destruction.

Li Yi accidentally obtained a black science and technology library, which contains countless books of the inheritance of high-tech civilization and records countless knowledge.

There are thousands of bells in the book, there is a golden house in the book, there are many horses in the book, and there are Yan Ruyu in the book.

Li Yi has completely turned into a bookworm, learning all kinds of knowledge from the library, grand unified theory, particle Tebo theory, …, acquiring various black technologies, superconducting materials, super batteries, intelligent algorithms, … .

- Description from novelbuddy