It's official! Credited to Audissi Studio by Richard Jacques. Ripped from Spotify.
LETS GOOOO

Kingdom Valley Act 1 - Sonic X Shadow Generations OST

Chaos Island Sonic x Shadow Generations

Melted Clocks

Video Game

Deep Inside Of... (Cannon's Core Ver.3) - Sonic Adventure 2 [OST]

Cannon's Core Ver. 3: Deep Inside Of

Sonic Adventure 2 "Boss 1" Music Request

G.U.N. Mobile

Suitable Opponent - Vs. Character Battle Theme from Sonic Adventure 2

Suitable Opponent

Sonic Adventure 2 "Biolizard (Supporting Me)" Music

Biolizard: Supporting Me

Sonic the Hedgehog Original Sound Track

Kingdom Valley: Wind > The Castle > Lakeside > Water

Rooftop Run: Day

Sonic Adventure 2 Original Sound Track: Multi-Dimensional

Event: Sonic Vs. Shadow

This account is for official Sonic music. Make sure to look at the albums for official games and playlists for official and unofficial compilations. All music here belongs to their respective owners.

All album and playlist links are broken, will be fixed as soon as possible

Suitable Opponent

Sonic’s Music Collection