"Hit me."

Insulted by the insinuation that he has not considered any alternatives to the Great Rebirth, Deus tells Yasha if he is so certain that he can save the world with his own power, than he better prove it against him. Since the position of leadership isn't something that is given to a push over, beating Deus would certainly prove Yasha's point to him.

Example of:
Dare to Be Badass