“What's Blood Flame Dragon Rune Metal?” Lin Yun asked.

Feng Zhang and the other core disciples were also curious because they had only heard about it and didn’t know what it was, not to mention how valuable it was.

“Liu Yuan, you explain,” said Ye Ziling.

Liu Yuan nodded when he heard that. As a deacon of the Fleeting Cloud Sword Sect, he naturally knew about the various mines produced on the Heavenly Aquatic Island. The Heavenly Aquatic Island mainly produced agrium mines, which could be refined into agrium metal.

Although it was rare, they could still produce about 500 kilograms a year. The more agrium they had, the more saint runes that could be engraved on a saint artifact.

The Fleeting Cloud Sword Sect didn’t sell their agrium, but gave it to the Sword Sect. As for the Blood Flame Dragon Rune Metal, it was a rare ore that was found with agrium. In...