When the challenge card is flipped over, players race to stack their objects in 1 single pile following 3 simple rules: objects printed in color must be visible on the stack, objects printed in grey must be hidden INSIDE objects on the stack, and objects surrounded by stars must be kept empty. Do you have what it takes to master your magic in this grand stack ‘em up finale? Ages 7 and UP. 2-4 Players. Play Time: 15 minutes.