Powers & Abilities - Green bull proved what Kaido said about haki

Completely unrelated but haki seems to give less/no resistance to awakened devil fruit abilities : r/OnePiece

What are the odds of Shanks beating Kaido from One Piece in a fight? How would Shanks fare against Kaido one-on-one, and how would his chances improve with his crew? - Quora

Powers & Abilities - 7 signs of Vergo possessing conquerors haki

All feats says how absurdly strong Yamato is, and that she is Low Yonkou level. : r/OnePiecePowerScaling

Shanks Feels Greenbull's Haki Ryokugyu Uses Logia Devil Fruit (English Sub)

Could Ryokugyu beat Shanks in One Piece? - Quora

Kaido - News - IMDb

Luffy's Conqueror Haki Timeline: Key Episodes And Turning Points

Hybrid Kaido vs Greenbull and Awakened Lucci - Battles - Comic Vine

Powers & Abilities - Green bull proved what Kaido said about haki