Cats have different personalities: Some adorable and sweet, and some...not so much. With their mice, players try to grab the elusive Felicity: The Cat in the Sack. The sack contains both good and bad cats. Players can also place a dog or rabbit into the sack, attempting to bluff each other. Good cats and mice score points, while bad cats count against you. Felicity: The Cat in the Sack is a clever auction game with many interesting decisions.