Knuckles the Echidna Fan Art - Bold Red Fox Character Design #3559453 (License: Personal Use)

This digital illustration features an anthropomorphic red fox with black-tipped ears, vivid purple eyes, and a determined expression. The character wears a sleek red suit with white gloves, yellow-and-black wristbands, and brown armored boots with metallic accents. Sharp claws extend from both hands and feet, suggesting agility and combat readiness, while a long, bushy tail with black tip adds motion and flair.

Commonly used in fan art galleries, Sonic-themed wikis, or character design showcases; appeals to users searching for custom Sonic universe characters, OCs (original characters), or alternate interpretations of existing archetypes like Knuckles or Shadow.