He appears as the main antagonist of Sonic Adventure 2, an anti-hero in Sonic Heroes, the titular main protagonist of Shadow the Hedgehog and the Episode Shadow DLC to Sonic Forces, the deuteragonist of Sonic the Hedgehog (2006), a supporting character in both Sonic Colors and Sonic Generations, and a major protagonist in Sonic Forces. Shadow the Hedgehog is a major character in the Sonic the Hedgehog video game series and media franchise.