Stix Tennis - Version 6.1 Drive the block up and down to repel the ball. Your opponent is a computer, which controls the block on the opposite side of the field. Multiplayer capability one a single keyboard. Accessible to all users with its friendly, intuitive interface.Drive the block up and down to repel the ball. Your opponent is a computer, which controls the block on the opposite side of the field. Multiplayer capability one a single keyboard. Accessible to all users with its friendly, intuitive interface.Drive the block up and down to repel the ball. Your opponent is a computer, which controls the block on the opposite side of the field. Multiplayer capability one a single keyboard. Accessible to all users with its friendly, intuitive interface.Drive the block up and down to repel the ball. Your opponent is a computer, which controls the block on the opposite side of the field. Multiplayer capability one a single keyboard. Accessible to all users with its friendly, intuitive interface.Drive the block up and down to repel the ball. Your