Dan Green

Daniel Alexander Green (born February 7, 1975), is an American voice actor, voice director and script adapter who has worked for 4Kids Entertainment, DuArt Film and Video, NYAV Post and Central Park Media. He is best known as the voice of Yugi Moto from Yu-Gi-Oh!, Trudge from Yu-Gi-Oh! 5D's, Knuckles the Echidna in some of the Sonic the Hedgehog video games, and is also known for his script adaptions of Kurokami: The Animation and Mobile Suit Gundam Unicorn.

Description above from the Wikipedia article Eric Stuart, licensed under CC-BY-SA, full list of contributors on Wikipedia.