Much of the talk in the Miami-Dade County soccer world has been focused on The Miami FC of the North American Soccer League. Between its 14-game unbeaten run and its two victories in U.S. Open Cup competition against Major League Soccer opposition, it’s worth talking about. However, a boiling rivalry has formed in a lower division, and the NPSL Sunshine Conference championship may come down to a local derby between these two clubs: Miami United FC and Miami Fusion FC.