Knuckles the Echidna is the last guardian of the Master Emerald—and he can’t swim, even though he lives on a floating island! Read more
Knuckles is a red anthropomorphic short-beaked echidna, the only living descendant of a well-established clan of echidnas. For many years, his clan guarded a giant gemstone called the Master Emerald, which controls the Chaos Emeralds, objects central to the Sonic the Hedgehog game series.
| Specifications | Descriptions |
|---|---|
| Season | 1 - 2 |
Sonic the Hedgehog
