Margrave's Bastard Son was The Emperor - Chapter 305

Li Yubing and Tang Xue were deskmates throughout the whole six years of primary school. After being plagued by Tang Xue for the entirety of this period, Li Yubing saw his chance and broke free with his secondary school selection. With no contact for yet another six years, who knew that Tang Xue and Li Yubing would one day meet again in university…

- Description from Novelupdates

In the back of the forest lives Allen, the antisocial wizard. He is feared by the people around him and called the “Demon Lord”.One day, while living out his life as a hermit, he finds a young girl named Charlotte who collapsed. Although innocent, she was accused of evil wrongdoings, had her engagement broken and was forced to flee her country.Upon hearing that, Allen recalled the bitter experience of being betrayed by a party he once believed to be his companions. Hearing the story of the 17 year old’s exploitation, Allen decides, “I’ll let her live in my mansion, and I’ll teach her all sorts of bad things…”

An ordinary student, a wretched peeper, a cowardly teenager with a kind heart. In a terrorist attack, he inherited the knowledge of countless elites, embarked on a path of God Jagged Tu…

He is an artist!

He is a mathematician!

He is a psychology Doctor!

He is a master of fighting!

In fact, he is a man

Taken off raw site:

A wretched, dirty young man is working during the summer when he was caught up in a mysterious explosion. After that explosion, the young man is then left with the memories and knowledge of dozens of the world’s experts.

He has changed, his heart has become cold, iron-blooded. He became a killing machine, his mind turned mechanical, calculative. Everything goes according to his plans and calculations!

In this magical, slaughterous world, a door is opened for him…

- Description from Novelupdates

This book is also known as ’Because I Spoiled My Wife Too Much, I Was Forced to Become an Invincible Antagonist.’ Gu Lan transcended into a fantasy novel as a supporting scholar. He even gained a beautiful and delicate wife. He had initially planned to live quietly, avoiding all kinds of trouble based on the original plot, and spending his life peacefully with his beloved wife. But he happened to acquire the ’Read and Copy Books System’! As long as he read and copied books, he could extract cultivation, becoming a saint and even a deity! Due to being overly invincible, Gu Lan casually crushed major antagonists when he ventured outside. Sons and daughters of fortune were eager to acknowledge him! As his strength skyrocketed, his career went surprisingly smoothly as well. One day, Gu Lan, the top scholar from the high school examination, entered the palace and saw a stunning empress behind the curtain, who looked very familiar! “Babe?” “Darling, don’t you not recognize me when I put on the dragon robe?” “...” From that day on, the whole world knew about this extraordinary couple. The original male protagonist: “He’s already a Heavenly Emperor, and I’m just at the third stage of martial power. How am I going to compete?”