My autobiography is definitely not a tragedy! - Chapter 714 - 441: The Divine of Nerves_2

In a supernatural world where secret forces are at play in the courts, Qi Xuansu, a seventh-rank Daoist priest, finds himself in a struggle to escape his fate as a pawn. The only way to do so is by completing missions and earning enough merit to buy back his freedom. But first, he must enhance his cultivation and climb the ranks of the Daoist Order. Follow Qi Xuansu as he unlocks his potential in his journey toward self-realization and liberation!

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

A skilled but unfortunate modern-day assassin was killed in a freak accident. However, he soon found himself summoned to another world by an evil wizard, who had him possess the body of a boy as an experiment. After successfully planning the evil wizard’s downfall, he used the wizard’s body as a springboard to gain influence and power in his new world.

I became a mage character from my favorite game.