I traveled through hundreds of worlds at once

But this kind of thing doesn't matter to Muzan. The Twelve Kizuki, whether they are lower or upper-rank demons, are just tools he made for convenience.

Tools! As many as you want, just make a new one if it breaks!

As long as he can kill the monster that is likely to threaten him, sacrificing the two upper-rank demons, Kokushibo and Douma, is a great deal for Muzan!

"It's really sad! Lord Muzan actually asked me and Lord Kokushibo to die!"

Douma, who was ordered to sacrifice, heard Muzan's naked request for him and Kokushibo to sacrifice