Mattel UNO Stack Pack Add-On Card Game

Summary: Add these special cards to a classic UNO deck (sold separately, subject to availability) and the fun begins! Each of the 16 cards in the Stack Pacl acts like a Draw Card that players can stack to make other players draw more and more cards. Play a Stack 1, Stack 2, or the dreaded Wild Stack Number card and soon players will be passing out penalties like popcorn. Makes a great gift for UNO fans and card game lovers ages 7 years old and up.
Features: Add UNO Add-On Packs to a classic deck of UNO cards to shake up the game; note: Classic UNO card game required! The Stack Pack includes 16 cards that builds fun with exciting twists! A Stack 1 Card makes the next player draw 1 card and lose their turn, a Stack 2 makes the next player draw 2 cards and lose their turn. Players may play a Stack card on another Stack card (or other Draw Card) if the color matches, increasing the number of cards the next player must draw. A Wild Stack Num