Vs. Tetris

The original version of Tetris was created by Alexey Pajitnov for the Elektronika-60 computer. It was never released commercially. It was also playable on the successor DVK-1 and DVK-2 computers, although it is unknown whether that is a different version, or simply the same code running on a different computer. Minor visual differences are present, but the gameplay is the exact same.

Tengen, an Atari label, released an unlicensed version of Tetris for the Nintendo Entertainment System. After they lost a lawsuit to Nintendo, which acquired the rights from Russia to port the game to home consoles (they already had the handheld consoles rights), Tengen had to destroy every spare cartridge unsold at the time. The Tengen game featured a two-player simultaneous mode not available in Nintendo's version

Tetris Forever celebrates the original, genre-inspiring puzzle game that escaped from behind the Iron Curtain, onto the world stage, and into our cultural consciousness. More than 15 playable classic games from the series' history are featured, including many being released for the first time outside Japan. Battle your friends in the multiplayer cult favorite Tetris Battle Gaiden, create massive explosions to clear lines in Super Bombliss, and see where it all began in 1984 with an accurate recreation of the first version of Tetris on the Electronika 60 computer.

McDonald's Chicken McNugget Tetris is a handheld version of Tetris released in exclusively in China to celebrate the 40th anniversary of the Chicken McNugget.

Tetris E60 is web game released to promote the movie Tetris. It emulates the look of the original Tetris prototype for the Electronika 60 by Alexey Pajitnov.