Double up the fun with DOS Second Edition card game As in the UNO game, DOS players race to get rid of their cards but with twists to multiply the fun. There are TWO discard piles, and every Number 2 card in the deck is a Wild DOS Card, meaning it can be any color 2 a player wants. Action cards include the classics, plus a Wild Play Two Card that forces the next player to play at least two cards on their turn, and if they can't, they have to draw two cards. It's twice the action and tons more fun for friends and families on game nigh For 2 to 6 players ages 7 years old and up. Colors and decorations may vary.