Sub-Divine Artifacts were simply too rare. They were almost never seen in the world; even Sub-Gods might not necessarily be able to forge one.
Only during the Era of Gods, when the gods rose together, were there Artifact Forging Divine Masters who, with Sub-God-level cultivation, forged heaven-defying battle weapons.
They were known as Sub-Divine Artifacts.
If Supreme Imperial Weapons were likened to battle weapons with the most terrifying destructive power, capable of annihilating a civilization or shattering a corner of a continent—
Then Sub-Divine Artifacts were even more powerful and mysterious. They could move mountains and shift seas, unleash Sub-God-level power, and knock stars beyond the realm from the sky.
Legend had it that several Sub-Divine Artifacts had indeed remained from the Era of Gods. Yet after millions upon millions of years, most of them had either been lost or decayed.
Nothing in the world could endure forever. Even Sub-Divine Artifacts could be corroded, could vanish into the River of Time.
The Sub-Divine Artifact the Lord of the First World had borrowed, the "Mountain Stabilizing Ruler," was one of the few Sub-Divine Artifacts preserved from the Era of Gods. It could lock down the Earth Veins of an entire continent, control the course of a continent's fortune, seal space, and measure the land. In any case, the power of the Mountain Stabilizing Ruler was simply beyond the imagination of ordinary people.
The Lord of the First World, the Lord of the Second World, the Lord of the Fourth World, and the previous previous generation's sect master of the Twin Holy Sect stood at four positions. Only by combining the strength of four Supremes did they barely manage to awaken the Sub-God origin within the Mountain Stabilizing Ruler.
A Sub-Divine Artifact itself carried the power of a Sub-God. Even a mere