|This character exists primarily or exclusively within the Sonic the Comic continuity.|
Information in this article may not be canonical to the storyline of the games or any other Sonic continuity.
The Hydra is a character mentioned in the Sonic the Comic series published by Fleetway Editions. It was a monster from ancient Greece.
During his quest to complete the Twelve Labors given to him by Eurytheus, Hercules would battle the Hydra as a part of these tasks.
- Hydra at the Sonic the Comic Wiki