Note: I am using the JP release date since this is the JP soundtrack.
Note 2: The past tracks are not included because they will be in the US  OST which I will release later (but not soon)

Sonic CD Japan

Quartz Quadrant Bad Future JP

PLEASE READ: Since i am using a free soundcloud account, you can only listen to some of the classic Sonic music. Please go to our bandcamp account for more music in the future: http://soniccomplete.bandcamp.com
Sonic Complete's goal is to release every main Sonic game's OST in one, easy to find space! So far we have released 1991 - 1993, consisting of 5 games in total