https://store.steampowered.com/app/606920/EXA_The_Infinite_Instrument/
Anybody try this? Somehow I hadn't heard of it until recently, but its been out (in EA) for a while, and apparently even syncs the looping playback in multiplayer. I like that the piano lets you swing through the the notes, so you can do fast notes as up and down streams like beat saber.