Webour view on zenitsu changed completely in season 1, episode 12, when he killed the tongue demon with the first form of thunder breathing:
Webduring his fight against kaigaku, zenitsu is stern and becomes enraged, causing him to angrily yell at him for disrespecting their cultivator.
His sudden change surprises his ex.
Webfind out the list of battles involving zenitsu agatsuma, a character from the manga and anime series kimetsu no yaiba.
See his victories and defeats against demons and.