He had previously verified that the instant teleportation effect of the [Meaningless Fight and Kill] title would not penetrate formations, but it could immediately teleport him to the other side.
The next reason was similar to his breakthrough to the Golden Core stage. Even in the cave mansion formation, he could sense the powerful disturbance of spiritual energy in the outside world, much stronger than his Foundation Establishment breakthrough.
If he were outside, the emergence of a Golden Core or even Nascent Soul True Monarch wouldn't be unusual. If he lacked a solid formation, he'd face imminent danger.
Zhang Dao Xuan wasn't surprised at all. He laughed and looked at Lin Yi, "Do you want to learn everything? Formations are much harder than alchemy."
"Master, as your disciple, I should strive to catch up with your footsteps. I'm not afraid, but I am worried that you won't teach me." Lin Yi bowed and spoke.
