Which of the following Copy Abilities was only featured in "Kirby & The Amazing Mirror"?

The copy ability "Mini" was only featured in Kirby & The Amazing Mirror. This ability allows Kirby to shrink in size and access small spaces that were inaccessible before. By transforming into Mini Kirby, players can explore hidden areas and find secret passages, enhancing their gameplay experience and adding an extra level of puzzle-solving to the game. This unique ability was exclusive to Kirby & The Amazing Mirror, making it stand out from other copy abilities in the Kirby series.