Ultimate NES Remix (USA) (Japanese title: アルティメットファミコンレミックス) is a Nintendo 3DS game developed by Nintendo and indieszero. It is a compilation of classic NES games, re-imagined with new challenges and features. The game includes 20 classic NES games such as Super Mario Bros., Excitebike and The Legend of Zelda, and each game has been remixed with a variety of new challenges and features. These challenges include time-based challenges, where players must complete a game as quickly as possible, and 'Famicom Remix' challenges, which are remixes of classic NES games. The game also features leaderboards for each challenge, allowing players to compete for the best score. Ultimate NES Remix also features an 8-player local multiplayer mode, allowing players to compete against each other in classic NES games. Overall, Ultimate NES Remix is a great compilation of classic NES games, with a variety of new challenges and features, making it a must-have for any fan of classic NES games.