Tetris for Nintendo Gameboy - Cartridge Only Tested Working

The product is "Tetris" for the Nintendo Game Boy, a puzzle game in the Tetris series published by Nintendo. This version of Tetris is rated E-Everyone and is a classic video game that has been enjoyed by players of all ages. The listing specifically mentions that the product is a cartridge only, but has been tested and is in working condition, ensuring that buyers can enjoy the game as intended on their Game Boy console.