YuGiOh Bandai 1998 Yami Yugi card from the 1st Generation Japanese set features Yami Yugi and is a Rare card with the Colour Red. The card is named Polymerization and was manufactured by Bandai. It is associated with the Yu-Gi-Oh! Trading Card Game and is a valuable collectable for fans of the game and the character Yami Yugi.