Balls of Fury (USA) / ボールズ・オブ・フューリー (Japan) is a fun and exciting game for the Nintendo DS. Developed by High Voltage Software, players take on the role of a secret agent and compete in a series of intense Ping-Pong matches. The game features a unique blend of classic Ping-Pong and over-the-top action that is sure to keep players coming back for more. Players must use their wits and reflexes to defeat their opponents and progress through the game. Balls of Fury contains a variety of modes, including Career Mode, where players must complete a series of increasingly difficult missions. In addition, the game also includes an Arcade Mode, which is a fast-paced, score-based game, as well as a Multiplayer Mode, which allows up to four players to compete against each other. The game also features an extensive sound track, as well as a wide selection of characters, each with their own unique special moves. In terms of graphics, Balls of Fury looks quite good and runs smoothly on the Nintendo DS. The game features colorful and detailed backdrops, as well as a variety of characters that are well animated. The sound effects are also quite good, and the music fits the tone of the game perfectly. Overall, Balls of Fury is a great game for the Nintendo DS. It's an exciting and unique blend of classic Ping-Pong and over-the-top action that is sure to keep players entertained for hours.