South Island

South Island is an island on Mobius that is also the location of the Underground Zone. It presumably didn't exist until after the fabric of reality was heavily damaged by the Super Genesis Wave. (StH: #268)

Locations

 * Underground Zone

Background Information

 * South Island was the main setting for the Genesis video game Sonic the Hedgehog and the Master System and Gamegear video games Sonic Chaos, and the 8 bit version of Sonic the Hedgehog 2
 * It can be presumed that the Green Hill Zone and other levels of the three games above exist on South Island in the Post-Genesis Wave Reality.
 * South Island was one of the important games' locations that haven't been seen in the Pre-Genesis Wave Reality