Mushroom

Mushrooms are recurring items in the  series with numerous effects. It may refer to:


 * The, one of the largest kingdoms in the Mushroom World, containing four stages and a level in the  series.
 * Super Mushroom, a mushroom that makes the characters grow bigger, increasing their strength, resistance and gives them a low-pitched voice.
 * Poison Mushroom, the opposite of the Super Mushroom that shrinks the players, decreases their strength, resistance and gives them a high-pitched voice.