Speed Regarding speed, Nezuko Kamado gained a significant boost in this category after being transformed into a Demon by Muzan. Although it was never specified just how wast she had become, she has ...

After grabbing his sister Nezuko, Tanjiro raced to the village to get his sister's help. It's at this moment when Nezuko attacked Tanjiro, at that moment that a demon slayer appears, Giyu Tomioka.