You can watch episode 12 on major streaming platforms including: Crunchyroll Netflix (regional availability may vary) Demon Slayer: Kimetsu no Yaiba Episodes 11-12 Review
In episode 12 of Demon Slayer: Kimetsu no Yaiba , titled the story continues the intense Tsuzumi Mansion Arc. The episode focuses on the group being split up within the ever-shifting rooms of the mansion, showcasing the unique (and often bizarre) fighting styles of the new supporting cast members. Plot Overview and Key Moments Kimetsu no Yaiba Episode 12
Critics and fans generally praised the episode for its animation quality, particularly the "room-shifting" visual effects and Zenitsu's first real action scene. You can watch episode 12 on major streaming
Separated from Tanjiro and paralyzed by fear, Zenitsu is cornered by a demon. In a moment of pure terror, he passes out—only to reveal that he is a deadly efficient "sleepwalker." While unconscious, he performs a single, lightning-fast strike: Thunder Breathing, First Form: Thunderclap and Flash , instantly decapitating the demon. Separated from Tanjiro and paralyzed by fear, Zenitsu
Reviewers from Anime News Network and Screenspy highlighted the fluid animation during the mansion's gravity-defying shifts and Zenitsu’s lightning strike.