The Otherworld Descends: I Am the Fourth Calamity!

An alien world descends, and Earth is conquered by a civilization of fantasy cultivators.

Golden-winged roc birds soar through the sky, raising humans as livestock. Cultivators roam the land, capable of destroying heaven and earth.

All of Earth's people fall into despair.

The future of technological civilization looks bleak.

Then, at that very moment,

Song Xing, who had transmigrated to another world, transmigrates back!

Over the course of decades, he led that other world's civilization to the very peak!

He won the War in Heaven and swept the resurgent Fallen Empire into the dustbin of history.

He crushed the insectoid invasion, giving the empire new pets.

He defeated the Void Demons and saved the entire galaxy.

He brought the Custodian Protocol under control, and from then on, robots were no longer a problem.

He even defeated the returning Synthetic Queen and became the guardian of the entire galaxy!

They had once altered the speed of light and rounded off pi.

The empire freely rewrote the fundamental laws of the universe, becoming true gods!

The empire mounted a Horizon Needle and crossed the rift between worlds, arriving on Earth...

A cultivator raises a sword against them...

This novel and its characters are entirely fictional. Any resemblance is purely coincidental. Do not imitate.