Cassia the Pronghorn is a character that appears in the Sonic the Hedgehog comic series and its spin-offs published by Archie Comics. She is a mobian pronghorn, who has been subjected to Cyberization to get treatment for a fatal illness, and the sister of Clove the Pronghorn. Along with her sister, she is the regional Egg Boss of the Northamer Egg Army, although she does not hold the same amount of authority as Clove.