(dub) Episode 297: Bleach
Aizen confirms this—but only as a Soul Reaper. He reveals that the is beginning to manifest his soul's next form, starting a terrifying "metamorphosis" that will transcend the boundaries of Soul Reapers and Hollows alike.
The episode centers on the high-stakes confrontation between Ichigo and Gin. Ichigo reveals that when they last fought, he felt nothing from Gin’s blade—no resolve, no hatred—only a sense that Gin wasn't truly looking at him. In response, Gin finally reveals his Bankai, (God-Killing Spear). He mocks Ichigo by asking if he knows how far it can extend, eventually claiming a staggering length of 13 kilometers (roughly 8.1 miles). Bleach (Dub) Episode 297
However, the true danger isn't the blade's length, but its speed. Gin demonstrates that it can contract and extend 500 times the speed of sound, making it nearly impossible to track. Despite this, Ichigo manages to block the massive strike and even land a direct , though Gin remains largely unfazed. Aizen's Metamorphosis Aizen confirms this—but only as a Soul Reaper