The Captain Amagai Arc (Episodes 168–189) – FillerInterrupting the heat of the Hueco Mundo battles, this filler arc focuses on internal politics within the Gotei 13 and the introduction of a new captain for Squad 3.
The introductory arc where Ichigo Kurosaki obtains the powers of a Soul Reaper from Rukia Kuchiki. He defends his town from Hollows while learning the responsibilities of a Soul Reaper. bleach episode list
The Gotei 13 Invading Army Arc (Episodes 317–342) – FillerIn the aftermath of Aizen's defeat, Ichigo begins to lose his powers. This filler arc deals with imposters within the Soul Society and serves as a transition before the final canonical arc of the original series. bleach episode list
– But Fan-Favorite