>Kaido is someone who served under Rocks and had Big Mom and Whitebeard as crew-mates. He, himself, has CoC as a Yonko and has fought CoC users in Oden, Shanks, Kidd, Luffy, Roger, Rayleigh, and many more most likely.
Noodle: Kaido retarded he doesn't know shit, it doesn't matter if he thought...