Boom!
Within Li Qing's cave abode, Innate True Fire blazed fiercely as a segment of spirit gold, shaped like the rough outline of an arm, was gradually forged.
He was crafting a prosthetic limb for Zhang Da. The reason he used his own Innate True Fire was because he had taken the properties of Nether Cold Fire into consideration.
After all, this prosthetic limb was to be attached to Zhang Da. When the time came, Zhang Da would need to link it with his spiritual sense, replacing the function of the nerves within flesh and blood.
Nether Cold Fire had a powerful restraining effect on spiritual sense. If Zhang Da could not connect to it with his spiritual sense when he put it on, that would be troublesome.
There was another point as well: magic tools forged with Nether Cold Fire would carry a trace of Profound Yin Energy.
That was fine for magic tools used to fight enemies, but having Profound Yin Energy appear on a prosthetic limb one used oneself would be somewhat unsettling.
"A prosthetic limb forged from spirit gold... I wonder whether this can be considered a magic tool."
Li Qing muttered to himself and increased the intensity of the Innate True Fire.
Now that he had reached the Foundation Establishment Late Stage, the crimson true essence within his body had become far more abundant. He no longer had to scrape and pinch as he had when he had first entered the Foundation Establishment Early Stage.
Activating Innate True Fire had also become much more sustainable.
As the heat gradually contracted, a prosthetic hand had already taken shape.
"Forget it. I'll refine this prosthetic limb as a magic tool!"
With that said, Li Qing continued carving the prosthetic limb with the Dragon-like Dagger. He made its