|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.
Guardian Mountain is a location that appears in the Sonic the Hedgehog comic series and its spin-offs. It is a large mountain in the near vicinity of Central City and contains the G.U.N. headquarters within its interior.
- ↑ Sonic the Hedgehog: The Complete Sonic Comic Encyclopedia, pg. 138-139.
- ↑ 2.0 2.1 Sonic Universe #4, "The Ultimate Lifeform"