FOUR LANES · ONE BEAT
Hit each note as it crosses the strike line. Stack perfects to forge your combo. Three difficulties, three procedurally generated tracks.
D · F · J · K — lanes 1–4 ESC — pause H — help
PERFECT ±35ms · GREAT ±70ms · GOOD ±110ms · else MISS.
Combo multiplier ramps every 25 hits up to ×4. Missing breaks the combo.