Tetris (テトリス) is a classic Nintendo 3DS game from Europe. It is a puzzle game that has been around since the 1980s, and is still popular today. The goal of the game is to arrange falling blocks into lines and complete them to clear the board. The game has several modes, including Marathon, Ultra, and Sprint, as well as the ability to play with up to four players. The game also has 3D visuals, allowing players to experience the classic Tetris gameplay in a new way. The game also includes several unlockable items, such as new music and backgrounds. Tetris is a great game for all ages, and is a great way to pass the time.