Tetro Classic (1 votes, average: 4.00 out of 5)Loading... Arcade frivweb 28 Aug , 2018 0 PLAY NOW! GAME INFO Tetro Classic Classic Tetris game in html5. Drop down the falling blocks and complete horizontal lines. Complete lines disappear from the game. Use the arrow keys on your keyboard or the keys on the screen if you are on a mobile device.