When do the bounts show up in bleach?

In the anime and manga series "Bleach," the Bounts first appear during the Bount Arc, which is an original filler arc that occurs after the Soul Society Arc and before the Arrancar Arc. This arc introduces the Bounts, who are beings that consume human souls to extend their lifespan. The Bounts primarily serve as antagonists, and their storyline explores themes of immortality and the consequences of their actions. The arc consists of episodes 64 to 108 in the anime.