C698 Invincible！！

Sky Demon?

Teng Yan and the rest did not have such a term in their minds, nor did they know what the 'Sky Demon' was. However, at this moment, everyone could feel the terror of the Arbitration Society Emissary in front of them. Just the level of cultivation in peak undying realm was not something that Teng Yan and his group could contend against, furthermore