Shadow the Hedgehog is an experimental creature created by Professor Gerald Robotnik aboard the Space Colony Ark approximately 50 years ago prior to the events of Sonic Adventure 2. Shadow's black fur becomes a light golden color when in Super-State. He wears gold Inhibitor Rings on his wrists, white gloves with red-tongued cuffs on them, and white and red colored Air-Skates.
Shadow is a tall, slim, black colored Hedgehog with distinct red markings.