Dave Sirlin had a recent(ish) post about balance in fighting games here: http://www.sirlin.net/articles/game-balance-and-yomi http://www.sirlin.net/articles/ga

Dave Sirlin had a recent(ish) post about balance in fighting games here: http://www.sirlin.net/articles/game-balance-and-yomi http://www.sirlin.net/articles/game-balance-and-yomi He mentions a few different Street Fighters.