Listen closely and re-explore the Deepsea Metro with the Splatoon 2: Octo Expansion Soundtrack Collection, available as both CDs or lathe-cut vinyl. Grab the Soundtrack Selection for a wide-ranging variety of artists, or grab an in-universe-style album/single. Options include:
General Collection - A selection of 14 tracks from across the Deepsea Metro and beyond.
Dedf1sh - The complete catalog of tracks from the Sanitized DJ.
Chirpy Chips - Two chiptune-infused battle tracks.
Diss-Pair - Two rough and heavy battle tracks.
SashiMori - Two mashed-up battle tracks.
 
Looking for a complete set of Off the Hook's tracks? Check out the Splatoon 2 Soundtrack Collection!