|This character 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.
Amy-Zilla is a monster version of Amy Rose from an alternate version of Mobius that appears in the Sonic the Hedgehog comic series published by Archie Comics. She resides on Knothole Island.
In this universe, Chaos Emerald radiation transformed Amy into a hideous, gigantic monster that threatened the people of Mayor Kintobor's city. Despite her fearsome mutations, she was unable to stop the Giant Robotno piloted by Sonic the Hedgehog.