In the anime, Tanjiro, Muichirou, and Mitsuri are the only Demon Slayer Corps members to manifest one so far, but as the brave combatants brace for a fight to the end with Muzan a ...

Doma was already cruel as a human, with a traumatic past that led to emotional detachment. Despite not being the strongest, Doma's emotional detachment makes him more dangerous than stronger demons.