I'm a Psych Patient, and I Broke the System

On parallel-world L Star, spiritual qi revival begins, and two Systems descend upon the world.

After contestants chosen from each country enter a dungeon, they fight one-on-one.

Each round's winner brings a random reward to their country.

The civilization of each loser will suffer various random punishments, until it is wiped out.

When Liu Neng transmigrates to the Dragon Nation on L Star, the country is already on the brink of collapse. Everything depends on his awakened, bizarre talent, "Psychopath," to turn the tide...