Due to limitations of the Game Boy's screen, the player can't see the adversary's gameplay and it is represented with a flashing laser on the left side of the screen, which height represents how tall the adversary's tetris pieces are stacked, and like it, reaching the top of the screen calls for a game over. This version also has the special meter, but only for some Tetris variants.
Due to the Game Boy's screen limitations, players can't see their opponent's gameplay; instead, a flashing laser on the left side of the screen represents their tetris pieces' height, and reaching the top triggers a game over. This version also features a special meter but only for certain Tetris variations.