Board Thread:General Discussion/@comment-3448772-20121201035828/@comment-4687866-20130205180718

Knowing that it is the Namco (Known for game titles such as Tekken and Soul Calibur) team who works to develop it, I believe they intend to make the existing characters customizable, like in the two before-mentioned game titles by Namco - not making creation of new characters/Miis available.