The characters debut in the game in December
Nintendo started sending characters with two new characters Mario Tennis Aces Change the match on Monday, showing that Shy Guy and Petey Piranha are playing as characters games. Nintendo the first characters will be doubled, double to Dual School and Singles Class players, respectively, from December 1 to January 1, and all players will be available.
The game was launched on June 22. In the game, missions and boss battles are in the series's first story Mario Tennis: Power Tour Game Boy Advance game.
Other characters added by DLC include: Koopa Troopa, Blooper, Diddy Kong, Birdo, Koopa Paratroopa, Shy Guy and Petey Piranha.
Games have sold 2,16 copies worldwide on September 30.
Source: Nintendo UK YouTube channel (link 2)