As with any developing story
As with any developing story, it is common for certain plot elements and character changes to occur in the early stages. In the case of One Piece, several characters were initially designed in ways that significantly contrasted their final visuals. For example, Chopper had a more realistic reindeer appearance and held a sword! Other characters also underwent transformations, such as a mechanical version of Nami wielding a massive battle axe, and Roronoa Zoro, the "Pirate Hunter", acting as the Buggy Pirates' bodyguard. However, one of the character plans needed to be changed due to a competing manga... Did you know?