Board Thread:Speculation House/@comment-30530552-20170125025920/@comment-25936766-20170125040123

Arkantos95 wrote:

I frankly don't understand why so many people think he has to be water-based just because of his name. Well, Sun Wukong has a Clone Semblance, which boosts his allusion to Sun Wukong.

So it does make some sense for his partner Neptune to have some Semblance that boosts his allusion to Neptune.