[Ding! You have successfully refined a Tier Four Spirit Shield. Artifact Refining Proficiency: +90]
...
As time flies, two days passed.
The stone door of the Artifact Refining Room slowly opened, and Li Mu walked out with a tired face. The energy and spirit needed to refine a Tier Four Spiritual Artifact were much greater compared to refining a Tier Three Spiritual Artifact. Moreover, this time, Li Mu didn't use an Artifact Refining Furnace but directly utilized his own Five Elements Spirit Fire, which consumed even more of his True Essence Spiritual Power.
Fortunately, Li Mu was no longer at the Qi Refining Cultivation but had become a Foundation Establishment Cultivator with the Ancient Foundation Establishment Technique, which allowed him to persevere.
"Master Li, how did it go?" Wang Wenbao, who was waiting at the door, saw Li Mu coming out and hurriedly greeted him with impatience, asking.
