Art by MiRA
- Unlocked by obtaining 120-130 stars on Solarsphere
- As of version 1.0.8d, UFD Expert was the highest-rated chart on Tone Sphere.
- In version 1.1.3 (The Crunch), UFD was re-rated to an 11, due to a high clear rate.
- cybermiso is also known to compose under the alias SABREMISSILE, of which their song, Negator, is also included in the game.
- Released as part of the MIXIM vol.3 DnB compilation album on STRLabel.
- Available as a paid download on bandcamp.