Spirit Flames had many uses. They could play a significant role in spell battles, Artifact Refining, Alchemy, and Talisman Making, making them highly popular among cultivators.
Spirit Flames advanced much like cultivators did. The higher their grade, the more difficult it was for them to advance.
Back then, Wang Changsheng had fused five Fifth Order Spirit Flames and obtained the Sixth Order Spirit Flame, Glassy Ice Flame. Over the years, Wang Changsheng had acquired several Sixth Order Spirit Flames and refined them into Glassy Ice Flame, but Glassy Ice Flame still had not been able to advance into a Seventh Order Spirit Flame.
It seemed that he would have to refine a massive amount of Sixth Order Spirit Flames before Glassy Ice Flame might possibly advance into a Seventh Order Spirit Flame.
"Trade for Blazegang Crystal or materials of equivalent value. Tribulation materials will be given priority."
Xie Ying's gaze swiftly swept across the cultivators present. Blazegang Crystal was as precious as Silver Adamant Crystal, while tribulation materials were even more valuable. However, it had been less than five hundred years since she had survived the Grand Heavenly Tribulation, so there was still plenty of time before her next one.
The Red Jade Vial lit up with dazzling red light and spouted a stream of red rosy clouds. They enveloped the golden flame and dragged it back into the Red Jade Vial, after which the stopper was securely replaced.
The most precious material Wang Changsheng possessed was the Nine Radiance Divine Mud, followed by the Seventh Order Demon Cores and Heavenly Star Wood. As for thirty-thousand-year-old spirit medicines, he did not have many of those either.
Song Yunlong took out an Azure Jade Box and handed it to Xie Ying, his lips moving slightly a few times.
Xie Ying opened