This song is a medley of Fly Octo Fly and Ebb & Flow (Octo). Fly Octo Fly lasts for the first two minutes, and the track then transitions to Ebb & Flow (Octo) for the last minute. The two songs are combined this way in-game, but are separate in Octotune and live performances.
In Splatoon 2, Fly Octo Fly ~ Ebb & Flow (Octo) plays during the final Turf War in the Octo Expansion. After the player completes the Octo Expansion, the song is unlocked as track 83 in Squid Beatz 2, with a maximum score of 318 and 550 in Normal and Hard modes, respectively. The version used in Squid Beatz 2 is very slightly altered to maintain the same tempo throughout the track, whereas it usually speeds up from 163 to 165 BPM when Ebb & Flow (Octo) begins. Fly Octo Fly ~ Ebb & Flow (Octo) also played in all battles during the final day of the Chaos vs. OrderSplatfest, and it plays in Private Battles on MC.Princess Diaries. In Splatoon 3, the song can be played in the jukebox as of version 7.0.0 if Splatoon 3: Expansion Pass is installed.
The name of the song is the same as English in all languages except for Japanese. However, in Splatoon 3, the English, Spanish, Chinese, and Korean names replace the tilde mark (~) in the name with a dash (-).