In these titles, Mario appears as an athletic competitor, typically classified as an all-around type player. He serves as the primary protagonist and cover athlete for the series, starting with Mario's Tennis on the Virtual Boy and continuing through the Nintendo 64 and Game Boy Color releases. In these games, he competes against other Mushroom Kingdom characters in singles and doubles tournaments.
Development of this iteration of the character began under Camelot Software Planning, redefining his athletic portrayal. The release of
Mario Tennis (2000) for the Nintendo 64 introduced Waluigi as a rival, establishing a long-standing franchise dynamic. This release was preceded by promotional versions, including
Mario Tennis [Not for Resale] (1999), used for in-store demonstrations.
The franchise expanded with
Mario Tennis (2000) and
Mario Tennis (2001) on the Game Boy Color, which featured a role-playing story mode where players trained human characters to eventually challenge Mario. Connectivity via the Nintendo 64 Transfer Pak allowed players to import these trained characters and unlock special courts. Demo versions like
Mario Tennis [Not for Resale] (2001) showcased these portable mechanics. Across these titles, including various regional editions of
Mario Tennis (2001) and the early
Mario Tennis (1997) iterations, the character's gameplay established the mechanical foundation for subsequent Nintendo sports spin-offs, balancing accessible arcade physics with deep tactical positioning.