===Default levels===
Default The first 12 levelswere released with the game itself, in April 2004. Another downloadable level, namely level 13 (“Speed”/“速度”), was released in September that year. Nowadays most Ballance setup packs already contain this level. Virtools 2.1 is credited to be the software used to make this levels; however, it is clear that Virtools can't do [https://en.m.wikipedia.org/wiki/3D_modeling 3D Modeling]