Who Defeats Muzan in the Final Battle
In the Demon Slayer manga and anime, Tanjiro Kamado, with the combined power of all surviving Hashira and his allies, delivers the final blow that defeats Muzan Kibutsuji. The battle concludes in the Infinity Castle arc, where the Demon Slayer Corps launches a coordinated assault to eliminate the Demon King once and for all Demon Slayer final chapters summary Forbes. Muzan is ultimately destroyed through a combination of Nichirin blade techniques, the Red Nichirin Sword, and the sacrifice of several key characters who buy time and weaken his regeneration Demon Slayer final chapters Forbes.
The defeat of Muzan ends the centuries-long reign of terror over humanity and marks the conclusion of the Demon Slayer Corps' mission. Tanjiro's transformation into a demon and subsequent return to his human form plays a central role in the final confrontation, as his willpower and bonds with his comrades allow him to resist Muzan's control and land the decisive strike Demon Slayer final battle Forbes. The aftermath shows the Demon Slayer world transitioning into a new era without demons, fulfilling the core mission of the series.
Muzan's Power System and Weaknesses
Demon Abilities and Regeneration
Muzan Kibutsuji possesses the strongest regenerative abilities and combat instincts among all demons, allowing him to rapidly recover from most physical attacks and adapt to opponents' fighting styles mid-battle. His power system is built on consuming human flesh and blood, absorbing other demons, and accessing multiple forms that enhance his speed, strength, and Blood Demon Art techniques Muzan powers Forbes. The Blue Spider Lily medicine, developed centuries ago, is the key to his vulnerability, as it was originally designed to make him immune to sunlight, and its incomplete form leaves a critical weakness that the Demon Slayer Corps exploits.
Sunlight and the Red Nichirin Sword
Sunlight remains Muzan's ultimate natural weakness, capable of disintegrating his cells and preventing regeneration. The Red Nichirin Sword, created by combining the scar of Tanjiro's earrings with the power of the Sun Breathing style, is the only weapon that can effectively bypass his defenses and deal permanent damage Red Nichirin Sword Forbes. Muzan's fear of the sun drives his obsession with creating the perfect demon who can walk in daylight, which leads him to target the Kamado family and sets the entire plot in motion.
Canonical Outcome and Post-Muzan Era
Tanjiro's Role and the New World
After Muzan's defeat,