C159 Sky City Auction House

When the two sides were in a stalemate, the ferociousness on Mao Tianyuan's face also froze. He couldn't believe that his Tianyuan Seal could be blocked so easily. What was he doing in Desolate Wind Sky City? Half of his fame was earned by this Heavenly Yuan Seal. This Low-grade martial art, Tianyuan Seal, was actually his signature move!

But in an instant