C1521 Innate Dharma Treasure

Black-Robed Great Saint was stupefied, and so was Saint of Divine Ruins. They never thought that Ye Fei, who was in front of them, was actually this powerful, that the Flying Sword in his hands, could it be some kind of innate treasure?

Saint of Divine Ruins was not very clear about this isolation formation, but he knew that Black-Robed Great Saint was very clear