Some bases are classified as branches and some are fortresses, designated by a capital letter G before the number. So far, all bases designated fortresses have been on the Grand Line, while those designated as branches have been in the four Blues. Also, some bases are attached to major port cities, and thus bear only the city's name.

What do you think about a Red Line native that doesn’t fall under the usual archetypes, but joins a pirate crew or the marines for personal reasons?