One Piece: Season 21, Episode 1028

21 - 1028: Surpass the Emperor of the Sea! Luffy Strikes Back with an Iron Fist!

Luffy remembers how he was advised by his friends, how he was saved by his comrades, and the frustrations of being defeated. As Kaido mocks him to his face, the Color of the Supreme King Haki gushes out and they clash again.