October 14, 2004
One of 9-Volt and 18-Volt's microgames is based on Tennis. The player controls the tennis player and has to volley the ball back to the opponent. In Level 1 the ball will be simply sent at the player, in Level 2 the path of the ball is curved, and in Level 3 the ball disappears for a moment.
Copyrights for both series are held by Nintendo.