C1498 Because He Understood the Immortal Formation

What's that supposed to mean?

Was there something special about it?

The other few Grandmaster Hua were completely stunned. They didn't know how to explain this matter.

Because the Hua's Immortals that was killed just now was in such a situation. If they hastily deployed the Hua's Immortal Formation to defend against the attack, then it should be under such circumstances