It is a 2 player game. Green Player Keys: W, A, S, D (up, left, down, right). Purple Player Keys: ⬆, ⬅, ⬇, ➡ (up, left, down, right). Try get the ball to the opponents line colour. Please note that you need to push the ball to your opponents coloured line. Note : The ball belongs on the white dot at the start of the game.