Guitar Hero On Tour - Decades (Korea) (ギターヒーローオンツアーディケイズ, Gitaa Hiiroo On Tsua - Dikeizu) is a rhythm game developed by Vicarious Visions and published by Nintendo for the Nintendo DS. The game is a spin-off of the Guitar Hero series, and features a track list of songs from the 1970s, 1980s and 1990s. Players use the DS stylus to simulate playing a guitar, and the game features a four-player multiplayer mode. It also includes a song editor where players can create their own songs and share them with friends. The game features a wide range of difficulty levels, from beginner to expert, and a variety of unlockable extras. Guitar Hero On Tour - Decades (Korea) is an enjoyable game for both casual and hardcore gamers, and is a great way to experience the classic sounds of the past.