Pushmo

Pushmo, known as Pullblox in PAL regions, is a downloadable puzzle game developed by Intelligent Systems and published by Nintendo for its Nintendo 3DS handheld system, available on the Nintendo eShop. In the game, players must shift around puzzle blocks in order to create steps and platforms, ultimately to reach children who have been trapped within the giant structures. A sequel, Crashmo, was released for the Nintendo 3DS in 2012.