Another upgrade during artifact refining, the junior schoolmate solo-killed the Sheep King

[Me: The rest is still being made. Something came up with my Artifact Refining Furnace. Once I've dealt with it, I'll get back to the food.]

After receiving the notification, Ye Fei sent Sea Monster a designated trade, then left him that message and set the food aside for now.

Ye Fei paid no attention to what Sea Monster replied for the moment. Standing before the Artifact Refining Furnace, he began adding the items he had prepared long ago and placed in his Inventory.

[Artifact refining anomaly: An anomaly has occurred during artifact refining. The grade of the item inside the Artifact Refining Furnace has increased. Materials may be added to improve the refined item's grade and effects.]

[Spirit Tool refining in progress. Current grade: Low-grade Spirit Tool → ?]

Spiritual energy gathered around Ye Fei's eyes, but even with his talent skill activated, he could only see these two notifications.

As he put in the Gold Grade Fire Spirit Pearl, the original low-grade Spirit Tool jumped straight to high-grade.

Its grade color, however, remained silver.

With his previous refining experience, Ye Fei piled in every material he currently had that he could add.

The damaged dragon tendon he had just obtained, the phoenix bird feathers and claws delivered earlier, and the Eagle King's inner core...

Whatever Ye Fei felt might be of some use now, he stuffed into the Artifact Refining Furnace. Only when the displayed grade stabilized at gold and it became a top-grade Spirit Tool did he finally stop.

[Top-grade Spirit Tool refining in progress. Time until completion: 66:57:12]

This time, not only had the required energy increased tenfold, making Ye Fei convert another two hundred thousand stored energy-twenty thousand points-into it, but the refining time had also gone from twenty-four