There’s hardly any line between ally and enemy for Kaigaku in Demon Slayer. His legacy in the series is scarred by cowardice and ambition.

In episode 26 of Demon Slayer, Kanao uses her speed and agility to outmatch Tanjiro in training. Similarly, in episode 3 of the High School DxD anime, Akeno used her signature lightning-based ...

Most of what is depicted in the anime is simply an effect of ... is seen in Kaigaku’s technique, whose lightning is a form of his blood demon art. For humans such as Zenitsu, no lightning ...

In contrast to some action-packed anime where characters suddenly ... augmenting it with powerful Blood Demon Art attacks. His abilities included lightning-fast regeneration, superhuman senses ...