Episode 51, Kimetsu no Yaiba Wiki

Awful Villain (極悪人, Gokuakunin?) is the 51st episode of the Kimetsu no Yaiba TV anime series, and the 7th episode of its third season. As Tanjiro was just about to sever the neck of the fifth demon, another demon approaches from behind him. This demon turns out to be Zohakuten, a demon created by combining all four emotion demons into one body, marked with the word "Hatred". Tanjiro makes a narrow escape from the attack and fails to sever the neck of the fifth demon. After hearing Zohakuten call

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