Races using symbols partially sidestep Battlezone II's asset checking system and do not cause Bad Assets when present but unused thus far, only DarkFox and Zero Angel have taken advantage of this by using to implement the Modern Hadean Crown without preventing users from joining stock games. This would encompass all ten digits and any special character in the Unicode Extended range excluding angle brackets, colon, double quote, slashes, pipe, question mark and asterisk. As the name suggests it is conventional to use only letters for race designation, but since the classname is intended for use for any files associated with the object it defines it is presumed that any letter allowed by the Windows file system can be used.