C1022 How Could It be so Powerful?

In the void, the huge millstone spun and let out a thunderous roar. Everyone could only see a strange scene. A huge palm that covered thousands of feet suddenly appeared in the sky. Even the True Lord Magic Array seemed to be unable to withstand it and exploded one after another.

This huge palm was like a cloud hanging in the sky. It was completely green and was formed by countless tiny runes