Note: According to Polygon, a demo pre-load of the Online Tournament will arrive next week on May 24 on the Switch eShop under free software group. Also, regarding the Online Tournament on June 1-3, players can choose from 4 characters at first, Mario, Peach, Yoshi and Bowser and as you win matches, you earn points which you can use to unlock 5 more additional characters.
Story mode details at around 4:20.
https://www.youtube.com/watch?v=z-yUwIduGZw&feature=youtu.be&a=
https://www.youtube.com/watch?v=O2o3_MsnZf8
Mario Tennis Ace Pre-launch online tournament is 6/1 - 6/3. You can play as Mario, Peach, Yoshi or Bowser.
The story mode part got me excited more than ever.
Last edited by Sunstrider - on 24 May 2018