"These wildbeasts are a real pain. We won’t be able to cover all of the Swordsoul Purgatory unless we activate the strongest formation, so there’s always some that slip through the net. They enter the Swordsoul Purgatory through the second- and third-level formations. It’d require a huge amount of resources to use the strongest formation, which will affect the cultivation of hundreds of millions of Lin disciples. At the moment, we can use all formations below the strongest one, so the ebons’ warbeasts will continue entering the Swordsoul Purgatory,” said Lin Changkong.1

"What level is the strongest formation?" Tianming asked.0

"High sanctuary class. It’s considered an astralguard formation and is more powerful than the astralguard formations of most sanctuary-class...0