There aren't many filler episodes in Demon Slayer, which makes the series' weirdest episodes still worthwhile for their ...

While the arc would feature ... he lost against Zenitsu solely due to the former's skill issue. Kaigaku, as a Demon-Slayer, could never master the basics of Thunder Breathing (First Form) and ...

Furthermore, the movie trilogy will be covering the most exciting section of the overarching story - the Infinity Castle arc ... the fight is Zenitsu’s new form in the Thunder Breathing Technique.