Sonic 3D Demo Takes [FULL TAPE ] Slowed+Reverb

[@shiza2867]

13:38 послушав это, я словил русскую тоску и захотелось выйти на балкон и закурить, глядя на серые панельные дома

[@Majinsonic1993]

0:00 - Opening Theme
0:21 - Opening Theme (Extended)
0:56 - Invincibility
2:08 - Green Grove Zone
5:26 - Spring Stadium Zone
9:06 - Boss
10:51 - Boss (Major Key Intro)
12:30 - Panic Puppet Zone
16:21 - Special Stage
18:35 - Unused (Sonic Adventure's Pleasure Castle)

[@MemeinAndDreamin]

What is this from?