“Mario Tennis: Ultra Smash” is a game modeled after the very attractive tennis game from Nintendo. This is a version of the “Mario Tennis” series of games developed by Camelot Software Planning. Launched for the first time in the world in November 2015, the game has brought players many interesting experiences with many attractive features as well as controlling 16 familiar characters for the cult game brand “Mario”. The game introduces players to a new skill called “Jump Shot”, which allows players to support the ball in new high positions, increasing the flexibility in how to play each character. “Mario Tennis: Ultra Smash” also has single and double matches, supporting multiplayer on the same device or online. In addition, some toys like Mega Mushroom will bring great advantages when enlarging character size. “Mario Tennis: Ultra Smash” has a total of 4 modes including Mega Battle gives players the ability to use Mega Mushroom, allowing players to have more power and better range; Knockback Challenge has players facing challenging AI opponents; Classic Tennis allows players to change rules like “Chance Shots, Jump Shots and power-ups”; and Online Multiplayer Mode allow players to play against people around the world in ranked matches in Mega Battle and Classic Tennis modes. This game mode has both single and multiplayer style.