Challenge mode:
Get over 3,000 meters in Endless mode.

Time Attack mode:
Get over 300 points in Score Attack mode.

Balloon mini-game:
Get the high score in all four levels. Balloons will now appear at the title screen. Pop a balloon to begin the mini-game.

Green Yoshi:
Score up to 60 points in a Baby Mario level.

Blue Yoshi:
Score between 60 and 80 points in a Baby Mario level.

Pink Yoshi:
Score between 80 and 99 points in a Baby Mario level.

[Dark Blue Yoshi:
Score between 100 and 119 points in a Baby Mario level.

Yellow Yoshi:
Score between 120 and 139 points in a Baby Mario level.

Red Yoshi:
Score between 140 and 159 points in a Baby Mario level.

Black Yoshi:
Score over 160 points in a Baby Mario level.

Bronze Yoshi:
Get over 10,000 meters in Endless mode.

Alternate high score icon:
Get a high score using only one attempt from the Baby Mario level to the Yoshi level to get an open mouthed Yoshi icon.