. . . . "Koopa Shells are what Koopas wear as protection. Depending on the game, this can be separated from the Koopa or the Koopa encouraged to withdraw inside, and then picked up and thrown. In 2D Mario platformers, they harm and defeat most enemies while moving along the ground, and bounce off walls and other objects. In 3D Mario platformers, their use varies."@en . "A wide variety of Koopa Shells will appear in this game as a category of items."@en . . . . . "Koopa Shells are what Koopas wear as protection. Depending on the game, this can be separated from the Koopa or the Koopa encouraged to withdraw inside, and then picked up and thrown. In 2D Mario platformers, they harm and defeat most enemies while moving along the ground, and bounce off walls and other objects. In 3D Mario platformers, their use varies."@en . . . . . . . . . . . . . . "A wide variety of Koopa Shells will appear in this game as a category of items."@en . . . "Koopa Shell"@en . . . . . .