Yoshi's Story Cheats

Go on trial mode. Wait for the song to play 8 times and you'll hear Totaka's Song. It's a 19 note tune and the tune is also hidden in many other games.

White and Black Yoshis appear as Giant Eggs, but will hatch after completing the level.

only eat melons, they will give you a higher score, you can get a maximum 3000 points from getting aqll the melons from one level

collect as many coins as possible, deafet as many enimeis as you can, and have as many yoshis left as possible

do all that and you will have one hell of a high score

During gameplay, press the L Button, Z Button, A and B simultaneously.

At the end of each and every Mini-Game, get enough for a heart fruit and then eat it. After all the letters appear, put them in the right positions, and you'll get a hidden message from Yoshi.

In the Trial Mode, pick the color of Yoshi that you want and press Start and Z at the same time. Then press B to go back and go to the Practice Mode, and you will have the color Yoshi you chose.