|This location exists primarily or exclusively within the Pre-Super Genesis Wave continuity.|
Information in this article may not be canonical to the storyline of the games or any other Sonic continuity.
South Island is a location that appears in the Sonic the Hedgehog comic series and its spin-offs published by Archie Comics. It is an underground city, inhabited exclusively by the Nerbs, and is the capital of the Nerb Kingdom.
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