From Jakks Pacific. The World of Nintendo 2 1/2-Inch Underground Diorama Playset lets you recreate the excitement from the Super Mario video games. Kids can expand their Mario World with figures and exclusive accessories with feature mechanisms. The accessories are modular and can be used with the playsets as well. Also included are 2 1/2-inch Mario, Koopa Troopa, and Spike Top figures. Start building up your Super Mario world with this amazing set of figures and accessories!