One Piece Episode 1004 -

The animation team does a phenomenal job here. The "Togen Totsuka" (Oden’s two-sword style) is recreated with a fiery, ethereal glow. You can feel the weight of 20 years of rage behind every slash. Kin’emon screams, and you feel it in your bones. Just as the samurai celebrate, the camera pans to Kaido’s eye. It’s open. He’s smiling.

But in the One Piece universe, quiet is never good. It is the calm before the storm. One Piece Episode 1004

This is the turning point.

"An Inherited Technique! The Fierce Attack of the Akazaya Nine." The animation team does a phenomenal job here