Classic Tertis

Classic Tertis is a HTML5 Games game on 9bob.net. Tetris is a tile-matching video game created by Russian software engineer Alexey Pajitnov in 1984. It has been published by several companies, most prominently during a dispute over the appropriation of the game's rights in the late 1980s. But now it is in your browser. Play it any device.
Use keyboard arrow keys or touch the controls