Super Nintendo game 'Thoroughbred Breeder II' is a racing game for the Super Nintendo. The objective of the game is to race horses and win races. There are three types of races: the Classic Race, the Sprint Race, and the Grand Prix Race. The Classic Race is the simplest race, and it is the only race in the game. The Sprint Race is the next level of racing, and it is the next race in the game. The Grand Prix Race is the most difficult race in the game, and it is the last race in the game.