Iguro Personality("he shows no concern for those who don't abide by the Demon Slayer rules"+"His expectations for his fellow Demon Slayers are almost unrealistic, scolding Tengen Uzui for sustaining serious injuries against the "weaker" Upper Rank and telling him to "fight until death"+"Also sees new Demon Slayer recruits as weak and unable to upgrade"+"ruthless"+"strict"+"tough") Mitsuri Personality("nervous and scared easily"+"friendly"+"cheerful"+"passionate")