With UNO Ultimate™ Marvel Add-On Packs, players can swap a new character into the core UNO Ultimate™ Card Game (sold separately, subject to availability). Each Add-On Pack has an entire deck of UNO Ultimate™ cards, with graphics and special rules, designed specifically for one Super Hero that is not featured in the core UNO Ultimate™ Card Game. Each Add-On Pack also includes two collectible Foil Cards that players can collect or use in the game. Makes a great gift for card game lovers and Marvel fans ages 7 years and older. UNO Ultimate™ Marvel Core Card Game is required -- the instructions for how to play UNO Ultimate™ can be found only in the core version of the game. UNO Ultimate™ is best played with up to 4 players. Colors and decorations may vary.