Expert opponents:
Select Vs. mode and set the Mode option to "COM". Hold L + R + X and press Start to begin game play. Yoshi's name will be spoken to confirm correct code entry. During game play, opponents will change color and become more aggressive.
Bonus level:
Select action mode on the title screen and press Start. Set the round option to "10", the speed option to "Hi", and the music type option to "Off". Press L + R + Select + Start on controller two. Yoshi's name will be spoken to confirm correct code entry. The starting round may now be increased to include the ending and bonus levels.
