The Nine Heavens Galaxy Furnace could serve not only as an alchemy furnace, but also as a magical treasure.
If an enemy were drawn inside and refined with divine fire, it could burn them to ashes, destroying both body and soul.
Of course, that required the enemy to be unable to break out of the furnace.
Lin Fei toyed with the now-miniaturized Nine Heavens Galaxy Furnace.
At the same time, he silently considered the matter.
The human immortal-level mechanical puppets he had previously crafted had been every bit as difficult to make as a middle-grade immortal artifact.
However, mechanical puppets had to break through the Great Dao's barrier and gain the recognition of the Great Dao Origin before they could unleash human immortal realm combat power.
Crafting a middle-grade immortal artifact required no such thing.
Generally speaking, when Eternal Giants crafted their own lower-grade or middle-grade immortal artifacts,
they refined them into lifebound magical treasures, then continuously nourished them over the years with their own Great Dao Origin, soul, and blood essence to gradually increase their power.
Their grade could continue rising as their master's cultivation realm advanced.
They could grow from lower-grade immortal artifacts into supreme-grade immortal artifacts, and might even give birth to artifact spirits.
Mechanical puppets, however, were a special kind of magical treasure.
Upon their successful completion, they had to break through the Great Dao's barrier and obtain the recognition of the Great Dao Origin before they could unleash combat power beyond the human immortal realm.
A mechanical puppet's potential was fixed the moment it was successfully crafted.
If you crafted a human immortal realm mechanical puppet, it could only unleash human immortal realm power.
If you crafted an earth immortal realm mechanical puppet, it could only unleash earth immortal realm power.
The recognition of the