MTL - Douluo: Star Officials Challenge, Everyone is Better Than Tang San - Chapter 500

Venshiro, a young ronin bound to the Black Vein Blade, is hunted by clans who would kill for the curse he carries. Every time he draws the sword, it takes something from him—his memories, his soul. But the blade remembers everything.And now, it wants more.

Untolerated by heaven, a boy was restricted by the most powerful spell.

He accidentally acquired a painting inhabited by nine souls that claimed to be immortal.

Then, the legend of a strong young man who violated heavenly principles against the course of nature began.

- Description from Novelupdates

The protagonist Yang Yong competes with others in the bar and has a special function of mutation, and he can observe the spectrum emitted by various metals.

Every day in the United States, there are thousands of unowned abandoned warehouses for auction. Yang Yongping borrowed the special function of his left eye to find valuable items from the garbage, such as gold and silver coins, cars, and even antiques, guns, There are all kinds of things.

The scouring has made Yang Yong’s business bigger and bigger, from auctioning old warehouses to auctioning old houses, buying salvage boats to salvage sunken treasures on the seabed, to buying ancient castles in Europe and excavating underground vaults, step by step. Kangzhuang Avenue, proud of life.

- Description from novelbuddy