Nether King's face went pale at once. They were all the cream of the crop among the God Kings of their respective races, hence their title as the Ten Kings. Yet the Celestial Race was an existence capable of contending with the Myriad Realms.
Even without counting Emperor-level experts, the Celestial Race would not be at a disadvantage against the Myriad Realms. They might even hold the upper hand, especially now, when the various races had only just suffered devastating losses.
After all, although the Celestial Race had no Emperor overseeing them, neither did the All Races Alliance. Didn't that cancel things out?
Thinking of it this way, the Celestial Race's invasion this time was perilous to the extreme.
"A calamity. This truly is a great calamity. It's simply unimaginable!" Nether King's face had turned utterly bloodless as he imagined what a terrifying war this would become.
Who knew how many people of the Myriad Realms would die because of it? Even experts at their level were like grass and weeds, dying whenever death came. Only Quasi-Emperor-level experts could claim some ability to protect themselves, while only Emperor-level experts possessed true self-preservation. Even so, in the great wars of the past, no small number of Emperors had fallen.
"How could this happen? Wasn't the seal extremely secure? With ten Quasi-Emperors personally guarding it, how could anything go wrong?" Nether King's expression grew uglier and uglier. As one of the Ten Kings, he was already among the foremost experts in the Myriad Realms and knew many secrets that ordinary people did not.
The Sealed Land, which the great Emperors had joined forces to seal away back then, was a secret even within the Myriad Realms. This was to prevent the remnants of the Celestial Race from finding it and destroying the