Nintendo has released more details about Mario Tennis Open, which releases on 3DS on May 20th.
The new features include multiplayer, StreetPass functionality, a new game mode and the ability to unlock characters.
Multiplayer will allow players to compete against or cooperate with other players in local wireless matches. Winning matches will increase the players Open Match ranking and collect Victory Medals from defeated opponents.
Ink Showdown is a game mode Piranha Plants spit ink balls from the back edge of the court. Players have to hit these ink balls before they land and break apart, while hitting regular tennis balls too.
StreetPass Features will allow players to compete in StreetPass Matches or cooperative Ring Shot challenges with computer-controlled versions of people they encounter and share their StreetPass winning streak.
Mario Tennis Open will also include unlockable characters, some that can be unlocked in game, while others are unlocked using special QR Codes. Unlockable characters include Luma, Baby Mario and Dry Bowser.