Over the years games have seen themselves divided into the big budget titles with a fairly long development time or the smaller budget titles with a somewhat shorter time. (wccftech.com)
Not many games that have really long development times get lucky enough to succeed. (n4g.com)
Of course, realizable is subjective and could have excluded characters with long development times, size limitations (Ridley), licensing rights, not a good fit for Smash, etc.. (gonintendo.com)