Who are you? Where am I?" - Ronald Reagan. Comedy isn't easy. In fact, studies have proven that it's the most difficult and challenging if all human endeavors. It takes experienced, trained professionals to produce the kind of high-potency, refined humor that generates sustained, clean-burning laughter without unpleasant side-effects. the result of months of dedicated research and extensive animal testing, Crabs Adjust Humidity: Volume Four is comprised of 112 cards representing the very pinnacle of tasteless, juvenile humor. Probably gluten-free. Keep out of reach of children. Who it's for: Players looking to extend the life of Cards Against Humanity. Players who feel that CAH on its own isn't sufficiently offensive. Players with broken, damaged souls and no moral compass.