A Super Saiyan Goku #948 Diamond Dragon Ball Funko Pop! hand signed by Sean Schemmel. The item and signature are in excellent condition. Sean is an American voice actor, who has voiced many characters including Goku Black and King Kai from Dragon Ball, Lucario from Pokemon, and Hatchan from OnePeice. AUTHENTICATION: Your item is tagged with a SmarTag powered by Prova Technology, which gives you digital access to your items authentication records, which includes a proof picture from the signing.