How to download Rhythm Heaven Megamix 3DS ROM? In fact, there are many fans of retro games that still enjoy 3DS, thanks to 3DS emulators like NeonDS, LemonLime or Citra.ĭon’t you know what emulators are? Emulators are programs that mimic the hardware of an old game console allowing you to enjoy classic games like Rhythm Heaven Megamix on your PC or mobile. A console characterized by a fabulous catalogue of games full of gems like Rhythm Heaven Megamix. The 3DS is one of the most important video game consoles in the history of video games.