Muzan Kibutsuji was nearly unrivaled in Demon Slayer—until one warrior pushed him to the brink like no other before or after.

The Anti-Kibutsuji drug was pivotal in defeating Muzan by converting him into a human, rapidly aging him, and breaking him down at a cellular level. The drug weakened Muzan substantially ...

Muzan Kibutsuji’s reign of terror was absolute, a web of fear stretching across the Demon Slayer universe. His influence was so suffocating that even the strongest ...