The Devil's Harem - Chapter 193: How did it happen?

Violet skies, a world undergoing massive changes, a deficient moon, interlinking voids…
When the world experienced a cataclysmic event,the majority of living things ceased to exist. Although humanity survived by hiding in the last safe zones, humans had to face mutated dire beasts and colossal source beasts that could break through the space barrier and enter the earth at any second.
Luo Yunyang, a young man who grew up in those calamitous times, obtained an attribute regulator and set out to walk the path of supremacy!

- Description from novelupdates

An RPG gamer who played the realistic VRMMORPG ‘The Amber Sword’ for years, finds himself teleported to a parallel world that resembled the game greatly. He takes on the body of an NPC who was fated to die, and with the feelings of the dying NPC and his own heartrending events in the game, he sets out to change the fate of a kingdom that was doomed to tragedy.

- Description from novelupdates

In the year Jin Stratus was born, Humanity had long since conquered the stars, with their sights now set on a cosmos filled with unimaginable horrors.Yet in a universe that is but one bubble in an endless sea of realities, on a worthless blue planet beneath a crumbling city, a slum rat named Jin Stratus awakens to his destiny.When the “Door to the Myriad Worlds” descends, Jin steps through, armed with nothing but his unyielding will and his innate comprehension-defying talent—“Against-Heaven’s Understanding.”In the Great Universe of the Starry Sea, where ancient beings can erase galaxies with a sigh and traverse endless light-years in a single stride, Jin is nothing but dust. But with each battle, each world, and each bloody step, he transcends the world that seeks to oppress him, forging himself into a being unrivaled across all realms.[Your Understanding is Against-Heaven.]-You have comprehended the “Bone Marrow Blood Tempering Divine Technique.”-You have evolved “Fist of Falling Thunder” into the “Thunder World Creation Technique.”-You have witnessed the collapse and rebirth of worlds, grasping the “Cosmic Palm Domain.”-You have obtained the “Limitless Incarnation Method.”From the gutter alleys of the Lower Slums to the endless cosmos, Jin Stratus will ensure the world remembers his name—For throughout heaven and earth, he alone… can comprehend it all.And he alone will become the strongest.

Draco had risen to the top of the world through his exploits in the legendary FIVR game, Boundless.