This is really not mechanical ascension - Chapter 122 - 89: Obtaining the Profession—Mechanical Engineer Manual Refinement (Two-in-One)_4

After Wang Mang died, he turned into a giant python, evolving crazily!

With the help of his family, he is getting bigger and bigger!

From the first few meters, tens of meters, to hundreds of meters!

From the Burmese python, to the Titan python, to the deep sea python!

When Wang Mang’s size reached hundreds of meters, the earth’s catastrophe came…

- Description from novelbuddy

Ten years ago, John and his parents were transported into a game world.This young man, full of ambition to conquer the world, unfortunately awakened the weakest class—Furniture Maker.But what troubled John most wasn’t his class.Like most transmigrators, he had a system.The only problem was—This system kept granting him strange and absurd skills.[Ding! Congratulations, Host! You’ve acquired a concept-level skill: Absolute Diarrhea Technique. Your basic attacks will cause opponents to suffer explosive diarrhea until complete exhaustion. Any creature without an anus is unworthy of being your enemy!][Ding! Congratulations, Host! You’ve acquired a concept-level skill: Mummification Wrapping Technique. Bandages crafted by you can heal all things!][Ding! Congratulations, Host! You’ve acquired a concept-level skill: You may steal and copy the abilities of anyone named John!][Ding! Congratulations, Host! You’ve acquired a bonus concept-level skill: You may forcibly rename anyone to John!]…Years later, in the Divine Realm, a lone figure stood tall above the heavens.As the sacred hymns echoed, he raised a finger—And all the gods clenched their anuses in fear.

Failing in his job hunting, Sanada Kyouichirou was hopeless in this society. When kyouichirou had thrown himself towards the bottom of a cliff. When he woke up his body had returned towards when he was in fifth grade of elementary school. He did not want to have any regrets in this life so he had decided on building up an harem in this second life.

The elder sister that he admired, a senior and president of the student council at a school for rich young girls, a strong minded upper classman at school. The poison fang of Kyouichirou who had pretended to be a innocent child attacks those girls.

On a dark and windy night, he picked up a beautiful, charming, sexy and enchanting beauty, and his life was filled with ups and downs...