Mermaid Yoshi

Mermaid Yoshi is one of Yoshi's several transformations that appears in Yoshi's Woolly World, specifically in Rollin' Down the River and Frozen Solid and Chilled. The form allows Yoshi to dive with, but Yoshi can also jump higher and climb waterfalls. In addition to this, Yoshi also magnetizes beads towards him.

Trivia

 * The form is very similar to Kirby's Dolphin transformation from Kirby's Epic Yarn, another game made by Yoshi's Woolly World ' s developer, Good-Feel.