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- This article is on the area; you may be looking for the Sonic Underground alternate dimension.
Sonic in battle at the Underground Zone.
Underground Zone is a region found on South Island. It's located mostly underground and consists of ground and lava.
History[]
Sonic and the S6 Squad[]
Sonic the Hedgehog engaged the Egg Antlion and the members of the Super Special Sonic Search & Smash Squad in the Underground Zone in order to rescue Breezie the Hedgehog, whom he believed to be their hostage. (StH: #268)
Background Information[]
- Underground Zone was based on the level, Under Ground Zone, in the video game, Sonic the Hedgehog 2 (8-bit).