Magic Bullet in Magic Land - Volume 1 Chapter 4

Chen Lun transmigrated to the year before the game’s public beta, becoming an NPC in the game world. Thus, a new version was born... Steam punk, Mysterious Objects, Church, Shelter, the pathways of the Sequences of the Seven True Gods... He placed his black top hat on his head, standing atop the ruins. Behind him stood the villain bosses from former game versions, the silent Nun Floey, Bloody Painter Noah, Swordsman Antonio, the delusional clown Alec... Chen Lun said, “Players grind monsters, I grind players, it makes perfect sense...” ... Also known as “How to Rationally Use Players as a Sustainable Resource,” “These Bosses Are Really Strong But They Are All My Underlings,” “No Way! So I Can Be A Deity, Too?!”

She was the illegitimate daughter of the Gu family from N City, and a gloomy coward in everyone’s eyes.

Resident Evil, natural disasters… Zombies, the ice age…

Through movies and video games, humans have been familiarized to these kinds of, “doomsdays.”

But nobody actually believes that any of those things would happen.

Though from childhood Su Lifeng was a person that could foresee disasters, he never thought that one day he would be foreseeing the end of the world:

In 100 days, the entire world would fall.

Humans would be near the point of extinction.

Su Lifeng took a large, deep breath upon awakening from this vision: “I need to bust a load to calm down…”

- Description from Novelupdates

Huang Dan’s pain nerve is innately different from the ordinary people. A little tore in his skin can cause him to sweat all over his body painfully to the point of him unable to make a word out.

Somehow, he began to cross world, following Mr. System to do the tasks…

In the first world, Huang Dan realizes what it means to die painfully and to live to die again.

TL’s summary:
MC suddenly transmigrated and is bind to a system, requiring him to solve mysteries. Born with a higher degree of pain sensitivity, he met different people in the different worlds and learns what kind of emotion smiling is.

- Description from Novelupdates