James Hadley "Jay" Snyder (born February 7, 1975) also known by his stage name as Dan Green, is an American voice actor, voice director and script adapter who is known for his work with 4Kids Entertainment, DuArt Film and Video, NYAV Post and Central Park Media. He is best known for his voice work as Yugi Mutou in the "Yu–Gi–Oh!" franchise and as Knuckles the Echidna in "Sonic X" and in the "Sonic the Hedgehog" video game franchise from 2005 to 2010.