Story

story begins on the day of a certain tennis tournament
the power of suspicious rackets wielded by Wario and Waluigi starts to cause a problem
this leads to Luigi, Wario and Waluigi suddenly disappearing
according to Toad, the rackets Wario and Waluigi held are said to have terrifying powers that can control people
if the racket's mystery can be solved, there may have been a clue to find Luigi

Adventure Mode

numerous missions will block Mario's progress
sometimes you'll need to complete certain requirements other than just simply winning battles
this includes aiming for a specified place on the court or beating the enemy within the allotted time
stages have different gimmicks as well
some stages have strong enemies that use special attacks and cannot be hurt with ordinary attacks win missions to gain experience and raise Mario's stats
clearing missions may also reward new rackets
having all rackets broken during a mission will cause a Game Over
missions have varied difficulties, from easy to advanced

Free Match (Singles / Doubles)

The rules can be freely set. Has up to 4-player versus.
Settings like CPU difficulty, court, and K.O. option can also be changed.

Local versus

If you bring Switch with the game, you can have versus on a local connection with up to four players.
You can choose between 1-vs-1 singles and 2-vs-2 doubles.

Online versus

You can connect to the internet to fight rivals and friends alike.
You can play for free unti...