Gameplay
The game features single-player and two-player modes for singles and doubles matches, with either competitive or cooperative gameplay. A computerized opponent's artificial intelligence can be set to one of five difficulty levels. Mario referees the matches.
Unlike some later Nintendo tennis titles, such as Mario Tennis (2000) for the Nintendo 64 and Mario Power Tennis (2004) for the Nintendo GameCube, Tennis allows players to hit the ball out of the court.
Read more about this topic: Tennis (video Game)