High Quality Content by WIKIPEDIA articles! Shadow the Hedgehog is a 2005 video game developed by Sega Studio USA, the former United States division of Sega`s Sonic Team. Featuring the titular fictional character Shadow the Hedgehog from Sega`s Sonic the Hedgehog series, the game was revealed at the March 2005 Walk of Game inauguration of Sonic, the series` main character. Shadow the Hedgehog is the third game developed by Sega Studio USA.