C4300 Exemplary Mastery

Seeing this scene, the faces of the many dragon lords in the distance were immediately filled with worry, and some even said that they hated iron:

"What exactly is going on with the Human Ruler? Weren't they all fine just now? Why did he suddenly use a move that he has never seen before?

If he were to continue following the same steps as before, he would have been able to successfully transcend