xi
Preview this chart online, switch difficulty, adjust playback speed and share a playback position. "Halcyon" is an AstroDX chart by xi, archived under the "maimai DX UNiVERSE PLUS / SD" branch, genre Game & Variety, BPM 191. This archive lists 4 difficulties (levels 6.0–14.3), including audio, a jacket image, a music video, available to browse and download.
