Mario Tennis Aces is one of Nintendo Switch’s strongest competitive games and 3 new characters are coming to the title this 2019. This includes Luma, Pauline, and Boom Boom. Luma from the Super Mario Galaxy series as one of Rosalina’s friends, Pauline who originally appeared in Donkey Kong and recently returned in Super Mario Odyssey, and Boom Boom who has appeared in many games in the Super Mario series. You can check out a new trailer showing off each character here. The three characters are expected to release in the first quarter of 2019. Mario Tennis Aces is now available for Nintendo Switch.