Yoshi's Island is an all-new platformer starring Yoshi and his friends! A mysterious floating island has suddenly appeared over Yoshi's peaceful home. Soon after its arrival, a gaggle of kids vanishes from the island school. Thankfully, Baby Mario, Baby Peach, Baby Donkey Kong and Baby Wario manage to avoid being kidnapped. Now, Yoshi and the four young superstars must set out on a wild and colorful quest to rescue the kids and investigate the ominous island hovering overhead. Thanks to the power of Nintendo DS, all of the lush vistas and perilous paths of Yoshi's Island span two screens.

Each baby gives Yoshi access to unique powers while they cling to his back - Baby Mario gives Yoshi speed, Baby Wario gives him magnetism for picking up coins, and so on