Mario Tennis Aces is a sports game developed by Camelot Software Planning for the Nintendo Switch. It's part of the larger Mario sports series, combining tennis gameplay with whimsical elements from the Mario universe. Players can select from a range of iconic characters with distinct playstyles and abilities, and engage in fast-paced matches across various themed courts with unique hazards. The game offers both single-player and multiplayer modes, with a focus on strategic use of powerful shots and timing. Additionally, it features a story mode with creative challenges and boss battles.