Like most Sonic.exe incarnations, Needlem0use manifests as a corrupted sprite of Sonic the Hedgehog, often in horrifyingly supernatural ways. In Needlem0use's case, she appears with a more purple or pink hue to Sonic's usually blue fur, likely reflecting the color of Sarah's sweater, while Sonic's white gloves usually end up with a yellow or orange tone, and the peachy skin tone becomes much paler. red irises in black sclerae, usually alongside a gaping pitch-black mouth.