Sho Marufuji

Syrus Truesdale is the Jaden Yuki's best friend, he follow him in every adventures. He is a former student of the red Silfer, then Ra Yellow , and now Obelisk Blue (In the season 3 and 4). Un Dueliste décent who doubt of himself because his older brother Zane Truesdale, but the good influence of Jaden and his others friends make him more confident.