Widely considered the series' peak. Watch every episode here, though some guides suggest skipping episode 33 and 50 as they are standalone filler.
Bleach episode 5, "," is part of the initial Substitute Soul Reaper arc and focuses on Ichigo and Rukia dealing with the Hollow known as Shrieker. Watch Bleach - 005
110-127, 138-167, 190-203, 206-212, and 215-310. The Lost Agent / Fullbring Arc (Episodes 343-366) The final arc of the original 2004 series. Thousand-Year Blood War (2022–Present) Widely considered the series' peak
This is the longest saga. It is interrupted by several filler arcs (noted below) that can be skipped to maintain story pacing. Watch Bleach - 005
The modern continuation adapting the manga's final war arc. This should be watched only after completing the original 366 episodes (minus fillers).