Upon hearing the four words "Xuanhan Thunder Jade", Zhou Xun felt his heart skip a beat.
"True Monarch Yuan'an was right. There really is a Tier 4 thunder-attribute material, and it is indeed 'Xuanhan Thunder Jade'—precisely one of the upgrade options given by True Monarch Tieshan!"
"And it's the one that provides the greatest boost in power!"
Chapter 557