At the main menu hold X + Y + Z + R, and select a game mode with A to race with the Daytona Super Car. After this code is enabled, return to the main menu. Press X + Z + L, and select a game mode with A to race with the Uma horse. After this code is enabled, return to the main menu. Press X + Z + L + R and select a game mode with A to race with the Uma 2 horse.