Ling Qing refined treasures inside the cabin, making no attempt to hide it from the Eight Immortals.
They all knew that his abilities were severely unbalanced. Seeing that he had gained some insight and wished to strengthen himself, they were naturally happy to see it.
They had merely assumed that Ling Qing wanted to use his comprehension of earth, water, wind, and fire to forge a few spirit treasures as a temporary emergency measure.
Yet when Ling Qing revealed the Immortal-Ending Sword, they knew matters were not as simple as they had imagined.
Generally speaking, the earth, water, wind, and fire primal qi that existed everywhere within the earth-water-wind-fire domain were an inexhaustible yet exceedingly rare treasure to everyone.
They were inexhaustible because so long as the embryonic membrane of heaven and earth remained, this earth-water-wind-fire domain would exist.
They were exceedingly rare because ordinary Heavenly Immortals were utterly helpless before them.
As the saying went, tug one hair and the whole body moved.
To pass through this domain, one only needed the ability to protect oneself.
But to collect the earth, water, wind, and fire primal qi within it, one needed the power to suppress an entire region.
Otherwise, once a strand of primal qi was taken away, the immeasurable primal qi all around would pour out in a flood through that breach.
If one could not withstand it, the boundless primal qi would burst every world within one's body and swell one to death.
Even if one withstood it and managed to cut off the outflow of primal qi, one would still have to face the ensuing riot of earth, water, wind, and fire.
This differed from within a world. Even if one could strike the primordial qi of heaven and earth into earth, water, wind, and fire—or