In the piano sprite, replace the sound "REPLACE ME" with your own sound. Then set "Custom Sound?" to 4. C2 is your sound effect without pitch effects Controls: q/w to transpose a/s for octave z/x for sound To unlock a full range of pitches: https://turbowarp.org/978517452?limitless (when remixing, replace the number in url above with project id, found in url) I might make this into a D.A.W. if I have freetime lol