Vampire Squid Cards Crabs Adjust Humidity - Vol Four Volume Four of the unofficial 3rd-party expansion to the hit party game Cards Against Humanity. You need to own Cards Against Humanity to use this expansion. Professionally printed on linen-finish, casino-quality cards. Includes: 80 white cards, 32 black cards 100% compatible with Cards Against Humanity. Probably gluten-free. Keep out of reach of children.