TAIJI Supreme Ultimate Playing Cards is a Non-Standard Universal Deck based on the principles of yin and yang. This deck can be used to play over 15 games. TAIJI Supreme Ultimate Playing Cards are an improved version of the standard deck. The power behind this deck is in its versatility to be interpreted in multiple ways creating different core game mechanics. There are four main game styles: 1)TAIJI - Uses + & - Card Values. Winning hands are closest to zero. (Use absolute value to determine winner) 2)WUJI - Uses + & - Card Values. Winning hands are farthest from zero. (Use direct correlation to determine winner) 3)CLASSIC - All Card Values are positive. Interpret cards like a standard deck with predetermined Card Hierarchy. 4)INTERPRETIVE - Rules unique for individual games. The numerous game styles allow for a wide variety of card games to be played, with the manufacturer currently publishing rules for 15 unique games on their website.