I made a game that let's you play any MIDI file with arrow keys!
Video Preview: [https://streamable.com/zhc909](https://streamable.com/zhc909)

It's like dance dance revolution but you can play any song you want, all you need is a midi file. You can specify which instruments you want to play on each difficulty in JSON files.

Source code: [https://github.com/ravenkls/Midi-Arrow-Rush](https://github.com/ravenkls/Midi-Arrow-Rush)