Butterfly
Arcade
128
BPM
564
Notes
8.5
Notes per Second
v1.00 · Jan 22, 2011
Debuted in Fiesta EX
v1.00.0 · Jul 4, 2023
Added in Phoenix
Original
Channel
231
Scores tracked
97%
Pass rate
Hard to pass for its level — stingy to score even when passed.
Scores open up around competitive level 19.
Core Skills
Very FastDifficulty Spike +1.6Hardest 14s: Runs, DrillsBurstyAnchor RunsRuns Without Twists
Features
Close Twists
Pass Difficulty · Hard
Score Difficulty · Hard
Chart Stats
Step chart
Time runs downward — arrows colored by panel, feet, or timing.Where runs end isn't shown — this step file disagrees with the game's judged note count.
History
Level changes across mixes, from the catalog record.Fiesta EX
debuted at S13
Fiesta 2
unchanged · S13
Prime
unchanged · S13
Prime 2
unchanged · S13
XX
unchanged · S13
Phoenix
unchanged · S13
Rise Arcade
rerated S14▲ +1
Rise
unchanged · S14
Phoenix 2
unchanged · S14
Leaderboard
Charts like this
From the similarity graph — evidence-weighted, rebuilt nightly.Chart analysis made possible by PIU Center