As the old saying goes, less is better. The next Official Nintendo Magazine release (out this Friday) has an interview with Super Smash Bros. Brawl developer Masahiro Sakurai, who offered some details on how he went about designing the game. Sakurai noted that he had to cut out several concepts from the development.
For one, SSBB's current roster is just a fraction of the original character list Sakurai had in mind. Due to time constraints however, the SSBB team had to trim the fat on the game design: