Thread:WildlifeFan/@comment-12684213-20180111081718/@comment-12684213-20180117000549

Well you were wrong. You should know that the old Genesis Sonic titles all have original SFX made for the games.

Anyways, you can find cheat codes online to find out how to access the sound tests on Sonic 1, 3, & Knuckles (and even its 2 lock-ons Knuckles in Sonic 1, and Sonic 3 & Knuckles).