Official Sound Edit
- Ignotus Afterburn is a remix song mostly based on Ignotus plus some other songs in Arcaea, and was only available on April Fools' Day 2018. Songs:
- "Arcaea Sound Team" is a reference to the naming of "BEMANI Sound Team" in KONAMI's BEMANI rhythm game series. The Future chart's style refers to KONAMI's rhythm game SOUND VOLTEX, including various track movements and unique arcs.
- It was later revealed that Nitro was the composer of the song.
- In Nitro's official soundtrack on SoundCloud, the song was written as "ignotus -afterburn-"