Tetris is only an action video game.
Tetris -LRB- , pronounced -LSB- ttrs -RSB- -RRB- is a tile-matching puzzle video game , originally designed and programmed by Russian game designer Alexey Pajitnov .	Alexey Pajitnov	Alexey Pajitnov	tile-matching	Tile-matching video game	puzzle video game	puzzle video game
