Koopa Troopa and Blooper will be playable characters in Mario Tennis Aces via software updates in July and August, Nintendo confirmed.
During the Nintendo Treehouse livestream, a mission against Blooper was shown off, and it was revealed that Blooper will be a Tricky Character with extra curvy shots.
It was also revealed that Koopa Troopa will be available to all players in August, while Blooper will be available to everyone in September. Players who earn enough points in the July and August tournaments respectively can earn and play as these two new characters one month earlier.
Mario Tennis Aces releases worldwide on June 22, 2018 for Nintendo Switch.