Episode 637

"Big Names Duke It Out! The Heated Block B Battle!" is the 637th episode of the One Piece anime.

Anime Notes

 * Before Luffy punches Chinjao's head into the ground in the manga, Chinjao was using headbutts. In the anime, Chinjao is using punches.
 * According to Gatz, the man who taunted Hack for being a fishman is the 18th opponent Hack defeated.
 * The anime shows how Abdullah and Jeet defeat Tank Lepanto.