Yu Gi Oh 5Ds Tag Force 4
Yu-Gi-Oh! 5D's Tag Force 4 (遊☆戯☆王: 5D's タッグフォース4?) is a card battle game for the PlayStation Portable released in Japan in September 17, 2009, North America on November 17, 2009 and in Europe in November 26, 2009. It is the fourth installment of the Yu-Gi-Oh! Tag Force series, and the first to be based on the Yu-Gi-Oh! 5D's series (previous installments were based on Yu-Gi-Oh! GX.) It is based on the Dark Signers arc of the anime series. The promotional cards are "Warm Worm", "Worm Bait", "Regret Reborn" and "Shield Worm".