C853 Monster Pet Spine Machine

"Ruyi Furnace?"

Wu Chen seemed to have heard of this name before, but he could not remember it clearly.

"Ruyi Furnace. I heard that it was forged by an expert from earlier generations, Devil Lord. I don't know if it's a Tier 7 treasure or a Tier 8 one!"

"But it only has one use!"

"Any metal or item that contains rich energy will only need to be refined in the furnace. This energy..