According to the latest issue of the Weekly Famitsu, Camelot announced Mario Tennis and Mario Golf for the Nintendo GameCube. No release date or price have been announced yet. The article contains six screenshots.
The Mario Tennis screenshots show Mario and Bowser playing tennis. The Mario Golf screenshots show that Mario is playing gold with Luigi , Piach and Sonkey Kong.
Mr.Takahashi commented: "(Mario Tennis) You will not be able to win the game with the same technic as MarioTennis 64". This mean that we are likely to see Mario tennis with a new and enhanced style of gameplay.
source GameCube Europe