What episode did yamamoto fight?

Yamamoto fights in several episodes of "Bleach," but one of the most notable battles occurs in Episode 321, titled "The Bounts, the Sealed Spirit." In this episode, he faces off against the powerful antagonist, Yhwach, showcasing his immense strength and abilities. This confrontation is part of the larger "Thousand-Year Blood War" arc, where Yamamoto's leadership and power are put to the ultimate test.