During Xuanyuan's million years in power, he pulled one wild move after another. The first thing he did was mint currency. Heh, now that the human race had produced a God, they could hand out money to the myriad races in exchange for goods!
Huge quantities of "Human Emperor's Treasure" were clanked out just like that.
The design was copied straight from the Heavenly Emperor's "Purple Gold Coin"!
Don't ask what it was worth. It was the only Acquired Coin in heaven and earth, utterly different from the Heavenly Emperor's "Innate Purple Gold Coin"!
Immortals, gods, and the human race had to use this currency for trade. Its exchange rate against the Heavenly Emperor's purple coins was initially set at one to ten thousand.
The human race scattered money everywhere. At first, they advertised it as currency specially minted by Xuanyuan upon ascending as God—money with special commemorative value.
Later, they did not even bother pretending. First scatter the money, then talk... Who cared about economic laws? Grab the benefits first.
The human race simply printed with all its might, creating money out of thin air. At first, the myriad races of the Prehistoric Universe paid it no mind, but later, they all began cursing. "Pah! What Big Head Xuan."
You could mint coins, but the myriad races could also make counterfeits directly. Come trade, then. Everyone exchanged in silence.
Inflation in the Prehistoric Universe soared into the heavens. The exchange rate between "Big Head Xuan" and the Heavenly Emperor's "Innate Purple Gold Coin" successfully rose from ten thousand to one to one hundred thousand to one!
With every transaction, mountains of "Big Head Xuan" piled up. So infuriated were many immortals and gods that they condensed them into actual mountains and hurled them at the other party to complete