From the filenames it's probably music heard around/inside(?) the rocket in hero mode

None of these are mine, they're property of Nintendo!! (please spare me nintendo ninjas)

Splatoon 3 - Rocket 01

Splatoon 3 - Challenge Room (Singleplayer OST)

Splatoon 3 - Boss Clear (Singleplayer OST)

The tracks that play in the various hub areas in Splatoon 3's hero mode -- holy crap they're a TON

Alterna Overworld 5 - 4

Alterna Overworld 3 - 4

Unknown C-Side Track 5 - Splatoon 3 OST

Hero Mode Rocket 4 - Splatoon 3 OST

Env_Announce

- Splatoon 3 - All Rocket Announcer Voices

Boot up and take a drive down "64K Road." This album is a high-octane chiptune journey through pixelated landscapes and forgotten digital highways. Powered by the iconic sounds of vintage computers and game consoles, each track is a burst of pure 8-bit energy and heartfelt nostalgia. 

Vector Velocity

Bomb Rush Blush - Cochu Remix

A quick edit I did adding the intro from the Splatfest broadcast to the track along with the transition.

Hero Mode Rocket 4 - Splatoon 3 OST

V1PER

Related tracks