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Keeping important cards for later, knowing when to put them down, concealing your hand. The game was originally developed in 1971 by Merle Robbins in Reading, Ohio, a suburb of Cincinnati. It has been a Mattel brand since 1992.
The game’s general principles put it into the Crazy Eights family of card games. 8,000 to have 5,000 copies of the game made. He sold it from his barbershop at first, and local businesses began to sell it as well. 50,000 plus royalties of 10 cents per game.