controls in-game. there's a setting that turns on arrow jump, press [p] LAGLESS: https://turbowarp.org/601239856?hqpen&fps=45&interpolate
DELETE AFTER REMIXING: For those who want to make their own griffpatch celeste map but don't want to go through the hassle of deleting everything. Remix and make your own map. DISCLAIMER: if you want to know how to create your own map, well then go look somewhere else. This engine doesn't teach you.