IGN - Reviewed by Matt Casamassina [9/10]. "...[S]o difficult to put down that there really is no use in trying." Includes screen shots, videos, and cheats. - http://ign64.ign.com/articles/164/164400p1.html
GameSpot - Reviewed by Frank Provo [8.2/10]. Features screen shots, cheat codes, FAQs, and gameplay movies. [Nintendo 64] - http://www.gamespot.com/n64/sports/mariotennis/
GameCritics.com - Review of Mario Tennis. [Nintendo 64] - http://www.gamecritics.com/review/mariotennis/main.php