This page belongs to me (Franz122). Therefore you cannot edit this page without my permission unless you're adding categories or fixing spelling errors. Mario Tennis: Racket Slam is a new game by Nintendo. It is a Mario Tennis game for the Wii U and 3DS. There are 32 different playable characters in Mario Tennis: Racket Slam, most of them being new. Of the 32, 16 are default, and 16 are unlockable. There are default teams in this, though there is no special ability if you use a default team. The