"Thirty thousand dragon essence?"6

Li Luo was left speechless. He would have to serve as a Grand Commander for three years to barely save up for a single one? What if it was a Foundational Spirit Treasure that was even better than a high-grade? Something on par with Jiang Qing'e's Nine Marks Sacred Heart Lotus—that would be the best amongst the best. 0

However, he had no choice. Jiang Qing'e had raised the bar, and he did not want to be left too far behind. Thus, he had to aim for a Ten-Pillar Duke Bergfried as well. The issue was that forming one had harsh requirements on one's talent and potential on top of requiring an exceptional Foundational Spirit Treasure. As every Duke Bergfried would consume one's potential, Foundational Spirit Treasures were critical in mitigating the cost, thus making them absolutely essential. 1

That said, high-grade Foundational Spirit Treasures were not very helpful in constructing Ten-Pillar Duke Bergfrieds...0