. . . . . "Mario Tag-Team Tennis"@en . . . . . "Mario Tag-Team Tennis is a Fan-Game created by Red Inc. In This game, the player is able to choose a two-person team and can switch with their teammate at any time."@en . . "Mario Tag-Team Tennis is a Fan-Game created by Red Inc. In This game, the player is able to choose a two-person team and can switch with their teammate at any time."@en .