MTL - Master of Fist - Chapter 373 kill

A detective travels across the United States and becomes an agent of the Los Angeles Police Department.

After getting through the initial confusion, he repeatedly solved strange cases, became famous all over the world, and was called the most legendary detective in history…

- Description from novelbuddy

“ You must level down to the rock bottom of hell”, a demonic voice said when he was summoned to the other side.

Seth Johnson was 16 when he was sacrificed in a cleansing ritual organized by his parent’s cult, to find himself reincarnated and transmigrated to a new world that was already on the brink of extinction.

People were divided by their magic power’s ranking to live in different regions and sat on ascending levels in the sky.

Being born again as Isiah Duncan, the brother of Lucas Duncan the prodigy who brought the apocalypse to this world was confusing to him, he who had no powers to survive, until he was forced to level down instead of leveling up, using the diabolic core of magic instead of the divine one …

In a game-like world where dungeons, monsters, and players appear.

System, “You have a sickness. Moreover, you’ll have one in every world.”

Hao Ritian, “…”

System, “What’s wrong? Is there a problem?”

Hao Ritian smiled, “No, there’s no problem. I was just a bit excited.”

System, “…”

That smile intensified the system’s feeling of ominous foreboding. It has had this premonition since it learned the name of its host. Now it only prays that this is all its imagination!

Ps: Protagonist shou 1v1, the gong is always the same person.

- Description from Novelupdates