In the Second Generation of the Trench, He Changed To the Ruanfan Script - Chapter 50:

Asura – proud, warlike, cruel, heartless.

A young adult with a mysterious background follows his father’s prophecy and enters the world of «Rebirth», somehow managing to inherit the Xuanyuan Sword, and also unexpectedly obtaining the hidden class Asura.

Following the tracks of both virtual and reality he gradually discovers a secret hidden for the past billion years.

Asura, the class that used to shake the lands has now completely disappeared. He must now go on a journey to find the true meaning of Asura—until the day he transforms and becomes one with Asura.

- Description from Novelupdates

After coming out of a tunnel… it was pitch dark.

Xiang Shaoyun is the young master of an influential and powerful sect and is blessed with an extreme latent talent in martial cultivation. From talent comes confidence, and from confidence comes a declaration to give all the so-called geniuses a head start of ten years before catching up to them.

11-year-old Jung Si-woo always had to play alone during PE class.

“I’m excluded from any ball games.”

“Are you kidding me? Why are you the only exception?”

“If I play with the rest, everyone will be excluded. Physically.”

The strength that Jung Si-woo has is not from any hard training but just a power he was born with.

When he turns 16 years old, the world faced a cataclysm, a huge castle appeared over the Earth out of nowhere. It began selecting special humans to grant them wings making them a Player and that soon changed the world.

10 years passed.

Jung Si-woo with a supernatural strength has still not been able to forsake his dream to be a Player. While he was enjoying his jobless life, he saved a falling Player and unknowingly met the requirement to be a ‘Underground Player’.

He became more special than anyone ever is! Now, Jung Si-woo brilliant dungeon strategy play begins.