Citadel for All: The Only Unit Angel at the Start of the Game - Chapter 632

Protect humanity from anomalies.

The Universe is collapsing, and the realms are merging. To ensure humanity's survival, the heavens blessed the race with [talents] but that is far from enough. Only the gatekeeper can return the balance and stop the collapse, but why does it have to me?If the heavens think they can dictate my fate, I will make them pay the ultimate price...This soul will not be controlled...This soul will not be manipulated...I will cover the heavens with one hand!

In a world fraught with innumerable dangers where living day by day is a struggle, a young man from the modern age transmigrated into such a world, accompanied by a peculiar system made for assassination.

In the 21st century Earth gave Birth to greatest genius ever. A genius who Master myriad of arts. Medicine to Engineering. Mathematics to Micro Biology. Weapon Designing to Environmental control. Music to Painting. Dance to Martial arts. He mastered Everything.