Millennial Mage - Chapter 15: The Journey Begins

Mortal cultivation, resurgence.

Time and space shuttle, reversal of reincarnation.
Jinxian Taiyi, Da Luo Daozu.
Three thousand avenues, the law of supreme.

“Faculty of Immortal Immortal” is a fairy tale, a story of Han Lizhen’s fairyland, a legend of a mortal kid who cultivates immortals.

- Description from Ptwxz translation

Guang Xiaoyu always thought her senior brother was a dispirited ordinary person, until one day, his pet cow crushed an entire group of Divine Kings with a single stomp.The black dog opened its mouth and expelled a Sword Qi, blocking millions of the Demon Race.The Earth Chicken that babbled every day turned out to be a descendant of the Ancient Phoenix!Ahhhh!Her worldview collapsed!Zi Ji: “Senior sister, it's terrible! The Demon Emperor is leading an army of millions from the Demon Race towards us.”Guang Xiaoyu: “Senior brother, help!”(This is a story about the Demon Emperor’s rebirth, the Netherworld’s daughter’s reincarnation, the protagonist's pet-keeping journey, and a call to everyone to love and care for small animals!)

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

When a person dies, they either die light as a feather (aka unimportant) or heavy as Mt. Tai (aka very important).