Arrow keys/WASD. If the song desyncs for the beginning of a song press the green flag again.
Release 9/16/26: Added Easy mode and the progress bar. Sussus Moogus is work in progress. Upd 1 9/17/26: Added a character to sing with, also added more notes to Sussus Moogus Upd 2 9/18/26: Added a bug fix where the note would count if you held before it reached the pressing window. Also fixed the long notes for Sussus Moogus desyncing specifically. Added more notes to Sussus Moogus.
