C6579 Tang Yu Appeared

Weng!

A strange sound could be heard.

Devil Clan Sovereign's pupils shrank, and he saw an invisible door appear behind Nether Clan Sovereign!

This door wasn't real. If it wasn't for him being Top Level Expert, Devil Clan Sovereign even suspected that he wouldn't be able to see the existence of this door.

This door was very strange. The face sheet engraved on it was like a devil. Moreover